Ten years ago, Arthur deliberately murdered Emily's parents by arson, then framed Charles for the crime. Burdened by guilt, Charles adopted the orphaned Emily, and a forbidden love blossomed between them. Emily, mistakenly believing Charles was her parents' killer, developed feelings for him even as she feigned revenge. As they tormented each other, Charles secretly investigated the truth, uncovering Arthur as the mastermind behind it all. They then feigned a breakup and set a trap, gathering evidence to bring Arthur to justice. This completely resolved their decade-long emotional entanglement, allowing them to shed the burdens of their past and live out the rest of their lives together as lovers.