why did sam let dean turn into a vampire

Flora Belle, the eldest daughter of the Belle family, is a gifted physicist whose future shatters when her sister commits murder. To protect the family, she takes the blame and spends five years in a juvenile center. After returning home, she is met with cold rejection. Her sister steals her boyfriend, Henry Woods, leaving her heartbroken. She then focuses on rebuilding herself through science. Soon, the truth emerges—she was the one who once saved him, while her sister deceives everyone. Henry is left drowning in regret.

After a severe car accident, 7-year-old Isabella Wellington was abandoned after having her blood drained out by evil family members, in order to keep her own brother alive. 17 years later, Olivia struggles to fight off brutal bullying from the Wellingtons whom she works for. Unknown to the Wellingtons, their target of bullying, daughter raised by a janitor, Olivia, is in fact Isabella Wellington, the precious lost heiress, whom they have been searching for for 17 years.

Daniel, a retired special forces king and hidden global tycoon, returns home disguised as a cleaner for his son Matthew’s wedding. At the wedding, Matthew is brutally humiliated by his wealthy future in-laws, who believe Daniel and his son are nothing but poor nobodies. But they have no idea they’ve just offended the world’s most untouchable billionaire. When Daniel finally reveals his true identity, how far will he go to destroy the family that ruined his son’s life?

Layla Monroe, a mystic arts practitioner, is reborn as the third daughter of the Dugan family—only to be buried alive by her own father as a sacrifice. She survives a thunder strike and crawls back from death’s edge. Using her mystic arts, she takes revenge step by step, forcing her enemies to suffer their own cruelty. To survive, she enters a contract marriage with Crown Prince Julian Lauren, but through palace struggles, wit, and power, she rises—until even the cold prince falls for her, and she becomes unstoppable.

Charles, the true son of the Johnson family, is killed in a car accident orchestrated by his adopted brother Harry. He wakes up three years earlier, armed with memories and the desire for vengeance. He quickly builds wealth through lottery and stocks, cuts ties with his biased family, and crosses paths with investment banker Eileen—turning allies into lovers. He recruits a veteran and his childhood friends, secures prime land before the boom, acquires a studio to launch a blockbuster game, and rockets to success.

Vera Stone loses her child to the treachery of Lionel Burke’s ex-wife, Layla Knight. Lionel avenges her, making her believe she has finally found a trustworthy man. But on the eve of their wedding, she witnesses his betrayal with Layla—and discovers that her womb has been transplanted into her enemy.Heartbroken, Vera vows revenge, exposing the scandal and destroying those who wronged her.

Tessa is forced to become a substitute bride for Matteo, the ruthless heir to a powerful Mafia family. After one night together, she discovers she's pregnant with triplets and disappears without a trace. Five months later, she learns that the father of her babies is not only the most feared Mafia king in the underworld, but also the billionaire CEO of a global empire. When they meet again, everyone expects revenge. Instead, Matteo is determined to claim his family. But can Tessa trust the man she once feared？

Vera Stone loses her child to the treachery of Lionel Burke’s ex-wife, Layla Knight. Lionel avenges her, making her believe she has finally found a trustworthy man. But on the eve of their wedding, she witnesses his betrayal with Layla—and discovers that her womb has been transplanted into her enemy.Heartbroken, Vera vows revenge, exposing the scandal and destroying those who wronged her.

Emilia is the reincarnation of Saintess Natasha, who died in battle 70 years ago. Entering the Royal Academy of Magic as a baron's illegitimate daughter, she excels in magic and swordsmanship, earning a surprise nomination for the Saintess selection. There, Clara and her mother scheme against her, but Emilia inadvertently awakens the mad King Arthur, revealing her true identity.

Sophie was treated as a blood donor for her brother since birth. Later, her brother sells her to a pervert. In a moment of crisis, she meets Reid Graham, who is allergic to women. They accidentally become intimate, resulting in Sophie becoming pregnant with triplets. The two begin a journey of mutual redemption.

Martin Duncan, a successful businessman, showed endless tolerance to the so-called victim, Emily Terry, because her brother died saving him. Time after time, he hurt Lena Turner, the woman he truly loved. Yet without realizing it, he was drawn to her resilience and deep devotion. Lena, amid the pain, gradually awakened, secretly gathering evidence and striking back step by step, exposing the shocking scheme of Emily and her brother Eric. In the end, after losing Lena, Martin completely broke down. Consumed by regret, he began the long road of trying to win her back.

After I was reborn, I was the one who changed the name on my blood bond with Prince Mortlock. I wrote in “Isabella”—the other vampire he’d always cherished, always protected. When Isabella wanted the ruby necklace, the one that marked the Prince's Mate, I let her have it. The wedding dress Mortlock had prepared for me? I gave that to Isabella, too. I did it all because in my past life, I got my wish. I became Mortlock’s mate, but I lived every moment in Isabella’s shadow. In the end, during a battle with vampire hunters, Mortlock ran to a wounded Isabella first. I was the one left to take a silver stake through the heart. So this time, I decided to let them be. To stay far away from Mortlock. But this time, the cold, distant Prince wept and begged me to be his mate again.

Lucas Wilson, a modern office worker, travels through time and becomes a son-in-law of the Hayes family. The original Lucas was a gambler who abused Emily Hayes and worked with Chloe Parker to take the family fortune. After coming to this new life, he changes his ways. With his math PhD and medical skills, he protects Emily Hayes, breaks the plans of the Parker and Quinn groups, solves family and business problems, restores the Hayes Group with a century-old remedy, and finally gains both success in his career and love.

Corporate drone James Solis is arranged by his father Aurel Solis to marry the comatose Clarice Lull. After obtaining the marriage certificate, James plans to wait for Clarice to wake up, then confess and divorce to pursue his own true love.Clarice's twin sister Betty Lull arrives at James' workplace to test his sincerity toward her sister. James mistakes them for the same person, creating countless misunderstandings. When James discovers they are twin sisters, he regrets everything, while Betty has also developed feelings for him. Just at this moment,Clarice's condition improves and she awakens.

Lucas Wilson, a modern office worker, travels through time and becomes a son-in-law of the Hayes family. The original Lucas was a gambler who abused Emily Hayes and worked with Chloe Parker to take the family fortune. After coming to this new life, he changes his ways. With his math PhD and medical skills, he protects Emily Hayes, breaks the plans of the Parker and Quinn groups, solves family and business problems, restores the Hayes Group with a century-old remedy, and finally gains both success in his career and love.

Nancy, Aopper University's finance talent, gave up her studies to marry Leo Fay.Yet after seven years of marriage, her son's birthday wish was for a new mom. Leo's obsession with Nancy's sister cost her second child, leaving her heartbroken.Heartbroken, she left. Everyone believed she couldn't make it without Leo. But she rebuilt her empire and stayed away until their son,Mario,wanted her back. Later, when Leo finally reached out, Nancy was already holding her newborn.

On Christmas Eve, James Halper visits his wife's family, only to be treated with disdain. Little do they know, he is the new Chairman of Empyrean Group, one of the world's leading companies.

After years of abuse and isolation push him to the brink of suicide, Elias is saved by the mysterious Oliver, who convinces him to write a death wish list to complete over the summer. Oliver, a centuries-old vampire, initially sought Elias only for his unique blood, but his craving soon morphs into an uncontrollable desire. As Elias grapples with the truth and his burgeoning feelings, he is violently confronted by Oliver's vengeful vampire bride.