

Mia's world turned upside down when her first love, Logan Henry, re-entered her life with his young daughter, Jade Henry. As Jade became a constant presence in the family, Mia's relationship with her own daughter, Molly Justin, grew increasingly strained. Feeling overshadowed and repeatedly pushed aside, Molly slowly closed off her heart until one day, she left with her father, Mason Justin. Only after their departure did Mia awaken to the pain she'd caused. The weight of her indifference and the void left by her daughter's love began to consume her, plunging her into a spiral of irreparable remorse.

Ji-Yeon, the wanna-be among the theater majors at school, dreams of a bright future after being cast in a famous director's work. However, her life shatters when her best friend Yu-Mi spreads a deepfake video of Ji-Yeon having an intercourse with Professor Park, and on top of that, has an affair with Geon-Woo, Ji-Yeon's boyfriend. Determined for revenge, Ji-Yeon teams up with the teaching assistant Su-Ho, who exposes Yu-Mi's true identity to her.

An Olympic diver, Parang, who quit due to trauma, joins the swim team, sparking a fierce love and growth story.