Yu-ri is stunned when her current boyfriend leaves her—not for someone else, but for her ex-boyfriend. What begins as heartbreak turns into an even stranger proposal when the two ask Yu-ri to stay in their lives instead of walking away.

Reluctantly stepping into an unconventional three-way relationship, Yu-ri finds herself caught between lingering feelings, unresolved history, and growing attraction on both sides. As jealousy, insecurity, and desire constantly shift the balance, the trio must figure out whether love can survive without choosing just one person.

What starts as an impossible situation becomes a chaotic romance where every heart is fighting for its place.