Two wealthy young heirs, Kim Jisoo and Alexander Varga, spend their summer together in a luxurious seaside villa. Their friendship hides a deeper, unspoken attraction that grows stronger in their isolated paradise. One hot afternoon by the pool, the tension between them finally surfaces. What begins as playful conversation quickly turns into something more intimate. They give in to their feelings, sharing a long-awaited kiss. Unbeknownst to them, a visitor—tasked with cleaning the villa—walks in at the worst possible moment. The discovery threatens to expose their secret and change their relationship forever.