demon slayer season 6 infinity castle arc

5 years ago, Lydia Tate accidentally saved Eric Lucia,Lucia Group's CEO, and got pregnant overnight. 6 years later, Lydia met him again while her family forced her into marriage. Eric, who had been searching for her, married her and doted on her. He secretly helped her take down her backstabbing friend, her profit-driven parents, and the bully they forced her to marry.

College student Lydia Wynn accidentally stumbles into an ancient mountain castle and has a passionate night with a mysterious wolf king who marks her as his mate. The very next day, doctors deliver shocking news—she's somehow three months pregnant.Before Lydia can even process this bombshell, her belly rapidly expands, and within a single day, she goes from innocent student to single mother, cast out by her horrified family. With nowhere else to turn, she reluctantly leaves her newborn at the castle. A year later, she lands a job at the prestigious Everton Group, only to have a five-year-old boy hug her on her first day,calling her "Mommy." He claims he's actually only a year old and that his father is the CEO Ethan Frost.

A modern girl, Claire Stone, accidentally binds to a "Nectar System" and is transmigrated with the ultra-rare Pure-Yang Body. To survive and level up, she must earn points by getting close to high-quality romantic targets. Along the way, she meets four very different men: a gentle senior disciple, a cold sword master, a wild demon lord, and a fox spirit.

Ethan Lyons, the retired Human Saint King, secluded himself in the city and opened the Sunset Retirement Home. In this place, the powerful demon gods, who regarded all living beings as nonentities, were tamed and turned into a janitor,a guard dog, and a boiler worker. Amidst laughter and joy, he succeeded in saving the world.

A modern girl, Claire Stone, accidentally binds to a "Nectar System" and is transmigrated with the ultra-rare Pure-Yang Body. To survive and level up, she must earn points by getting close to high-quality romantic targets.Along the way, she meets four very different men: a gentle senior disciple, a cold sword master, a wild demon lord, and a fox spirit.

Phil Preston, a plain young man from modern society, suddenly awakens in the body of a feared Demon Lord from a cultivation tale with no spiritual power at all. At the same time, he is forcibly bound to a “Strongest Saint System” that promises one thing—do good, or die. In a desperate bid to survive, Phil halts the slaughter of the righteous sects and orders his subordinates to abandon violence and become farmers instead.

Darren Wagner has guarded his purity for a billion years, secretly building world-destroying power while hiding near the Hexalo Guild, waiting for a natural spirit to lose its purity. But when a saintess disguised as a maid stumbles into his fate—and even her mother is dragged in—everything changes. At the grand ceremony, his identity is exposed, demons strike, and his “pet chicken” suddenly transforms into an ancient phoenix, killing the demon lord in one blow and shocking all.

Darren Wagner has guarded his purity for a billion years, secretly building world-destroying power while hiding near the Hexalo Guild, waiting for a natural spirit to lose its purity. But when a saintess disguised as a maid stumbles into his fate—and even her mother is dragged in—everything changes. At the grand ceremony, his identity is exposed, demons strike, and his “pet chicken” suddenly transforms into an ancient phoenix, killing the demon lord in one blow and shocking all.

Cross was a mocked orphan who awakened only an F‑rank useless Titan and was expelled by all… until he unlocked the Titan System, awakened the fierce beasts Nidhogg and Fenrir, and gained the devour power—grow stronger by consuming every enemy. Now his old bullies return to provoke him, and the demon army invades the world. From zero to 3S supreme genius—can a former trash rise to claim the Titan God throne?

Hailed as the Federation's greatest mecha master, Dylan was betrayed by his disciple Loki at the Demon Abyss. To prevent the Ark Core from falling into enemy hands, he chose to self-destruct and sacrifice himself. However, Dylan did not truly die. Reborn in the body of a child named Howard, he carried the Ark Core within him, while two bonded mechas lay dormant in his soul. In this world now overrun by demons, Howard, armed with the memories of his past glory and betrayal, vows to exact vengeance and is determined to protect his newfound family…

Hailed as the Federation's greatest mecha master, Dylan was betrayed by his disciple Loki at the Demon Abyss. To prevent the Ark Core from falling into enemy hands, he chose to self-destruct and sacrifice himself. However, Dylan did not truly die. Reborn in the body of a child named Howard, he carried the Ark Core within him, while two bonded mechas lay dormant in his soul. In this world now overrun by demons, Howard, armed with the memories of his past glory and betrayal, vows to exact vengeance and is determined to protect his newfound family…

Steve Lawson is the world’s most powerful individual, but tired of being courted and fawned over by global elites, he disguises himself as a carefree,irresponsible playboy, living a seemingly frivolous lifestyle. However, when a rejuvenation formula he casually created puts his family in grave danger, his parents—unaware of his true capabilities—fear for his safety. They hire Melanie Graham, known as the “living demon”, to serve as Steve’s female bodyguard and protect him. Unbeknownst to Melanie, the seemingly helpless young master she’s been assigned to protect is far more formidable than anyone realizes, setting the stage for an unlikely partnership filled with hidden identities and misunderstandings.

Noah Linsey wakes up in a world where humans form bonds with magical beasts, and he's one of the beasts.He is a lowly F-rank spider, promptly abandoned by the girl who contracted him when he proved too weak to be worth keeping. Left for dead, something inside him activates. A system that lets him devour other creatures and evolve without limit. Noah crawls out of that near-death experience and never stops climbing. Shadow Lair, demon beasts, Overlords, all fall before him or kneel to him. When foreign species begin invading and ancient mythological monsters descend on his homeland, Noah has become something that rewrites the definition of power. No one crosses his country and walks away.

Noah Linsey wakes up in a world where humans form bonds with magical beasts, and he's one of the beasts.He is a lowly F-rank spider, promptly abandoned by the girl who contracted him when he proved too weak to be worth keeping. Left for dead, something inside him activates. A system that lets him devour other creatures and evolve without limit. Noah crawls out of that near-death experience and never stops climbing. Shadow Lair, demon beasts, Overlords, all fall before him or kneel to him. When foreign species begin invading and ancient mythological monsters descend on his homeland, Noah has become something that rewrites the definition of power. No one crosses his country and walks away.

Spirit summoner Jane Mercer is fired from Granite University after her spirit beast dies. She accidentally summons an FFF-rank baby zombie named Rotter Willis from another world. Rotter is actually a Zombie King with unlimited potential, multiple evolution forms, and SSS-rank abilities.Together, they make a comeback, winning the National Mentor Assessment by defeating a hidden boss. However, they face repeated schemes from Sanova University’s Vice Chancellor Wilson Hall and the Perry family’s forces. Jane joins Aurelian University as vice chancellor, using unique teaching methods to lead the bottom-ranked Class 6 to triumph in the freshman trials. To participate in the Global Summit, Jane leads her team against Sanova University but encounters a death trap in the wilderness dungeon—designed by the Perry and Hall families—with massive high-tier bosses and an anti-magic field. In the crisis, Rotter tears off his corpse-restraining talisman and transforms into the Zombie King, turning the tide but losing control. Jane awakens his consciousness with a kiss, deepening their bond and setting the stage for future adventures.

Tyrese Mayer is a prodigy of Blueland until his own cousin Jody Hodson covets his kirin Bone and conspires to have him stripped and thrown into the Beastgrave. At the bottom, nearly dead, he finds a dying black beast and seals an ancient blood bond with it. The beast is a Voracity cub, a primordial devourer from myth, capable of consuming anything and converting it into power it feeds back to Tyrese. They survive the tomb by eating everything sent to kill them: demon beasts, pursuers, whatever comes. Tyrese rebuilds his body, awakens abilities he wasn’t born with, and the cub he names Baemon grows stronger with every meal. When he walks back out, it isn’t to flee. It’s to settle every account, dismantle every lie, and let the sect learn exactly what they threw away.

Everyone in the Lake clan writes off young Tyler Lake as a cultivationless dead weight, until the day he coolly dissects a monster's weakness in an instant, saving his sister Tania Lake mid-trial. As the family tears itself apart fighting over their late father's sacred Mythic Relic, the rival Baker family seizes the chaos to ally with demon forces and launch an invasion.Cornered, Tyler reveals what he truly is—the reincarnation of the Ghost King aka Andrew West, one of the most fearsome beings the ancient world ever produced. He rallies the human Ghost-Tamers, forges an alliance with the Twin Reapers, and dismantles a conspiracy centuries in the making. When the dust settles, he ascends to the Hell  Realm. But even as he destroys the villains before him, something darker stirs just beyond the edge of sight.

Everyone in the Lake clan writes off young Tyler Lake as a cultivationless dead weight, until the day he coolly dissects a monster's weakness in an instant, saving his sister Tania Lake mid-trial. As the family tears itself apart fighting over their late father's sacred Mythic Relic, the rival Baker family seizes the chaos to ally with demon forces and launch an invasion.Cornered, Tyler reveals what he truly is—the reincarnation of the Ghost King aka Andrew West, one of the most fearsome beings the ancient world ever produced. He rallies the human Ghost-Tamers, forges an alliance with the Twin Reapers, and dismantles a conspiracy centuries in the making. When the dust settles, he ascends to the Hell  Realm. But even as he destroys the villains before him, something darker stirs just beyond the edge of sight.