My Stepbrother, My Lost Lover

After my mother’s remarriage, I entered a mafia family’s mansion and discovered that my so-called stepbrother was actually Arthur, my boyfriend who disappeared three years ago. Back then, he left without explanation, leaving me heartbroken. Now, as a powerful and ruthless mafia heir, he still wants to protect me. Amid misunderstandings, conspiracies, and family conflicts, can we uncover the truth of the past and reclaim our lost love?