Mi-na, orphaned in a fire as a child, was saved and raised by the kind Hoon-sik as his daughter. Mi-na not only cherishes Hoon-sik but sees him as a man in her life. Her friend Soo-jin, a frequent visitor since childhood, admires Hoon-sik as her ideal man. Min-cheol, another friend, despite resuming studies, remains close to Mi-na and Soo-jin, supporting each other in tough times. Hoon-sik, though indecisive, has a strong physique and raised Mi-na from a young age. One drunken night, Soo-jin enters Hoon-sik’s room, and they sleep together. This sparks trouble as Mi-na’s suppressed feelings grow more complex. As Hoon-sik and Soo-jin’s relationship develops, Mi-na watches in despair, her heart breaking. Can friendship and love coexist in such a complex family? This emotional story takes viewers on a journey exploring family ties, love, and unavoidable relationships.