Daonuea, a working-age man that just broke up with his first love, takes a vacation at The Air Khao Yai and meets Nine, a man that improves his mood after just a short meeting. After Daonuea returns, Nine disappears…
Fresh from a painful breakup, Daonuea escapes to the serene mountains of Khao Yai, hoping to mend his broken heart. There, he crosses paths with Nine, a warm and enigmatic stranger who instantly lifts his spirits. Their brief, idyllic connection feels like a balm for Daonuea’s wounded soul. But after returning to Bangkok, Nine vanishes without a trace, leaving Daonuea with nothing but memories. As fate would have it, their worlds collide again in an unexpected workplace, forcing both to confront unresolved feelings and hidden truths. Set against a backdrop of healing and second chances, 'Check Out' explores the messy journey from heartbreak to new love, weaving a tender tale of two men learning to trust again.