Jeong-hoon, a successful and driven CEO of a thriving tech company, who has dedicated his life to building his empire. However, his commitment to his work has taken a toll on his personal life, leaving him estranged from his young son, Ji-hoon

Jeong-hoon decides to hire a babysitter, hoping that it will provide the support he needs to be a more present father. Then you entered, a warm-hearted, creative, and experienced babysitter.