Episod 1 - The Secret of the Wedding Night: Ex Turns Stepbrot

Ella left her ex Kyle. Three years later, her mother marries a billionaire—only for Ella to discover Kyle is her new stepbrother! Trapped under one roof, Kyle unleashes his toxic obsession, binding Ella in secret rooms to reclaim "interest". As danger, rivals, and deadly secrets clash, will they succumb to forbidden desire?