8 parts Ongoing MatureSeungmin, heartbroken by his mother's death, is shaken when his father remarries, bringing Lee Know, a troublesome stepbrother, into his life. Tension and conflict arise between them, deepening Seungmin's grief. Amidst this turmoil, Seungmin finds comfort in Hyunjin, whose warmth eases his pain. But when Hyunjin leaves, Seungmin is left shattered once more. Surprisingly, it's Lee Know who steps in to console him, leaving Seungmin to wonder: a question lingers-love or chains?