What if your dog suddenly turned into a human one day? That impossible scenario has become reality! 'Uri' is the head of a one-person, one-dog household, working hard to earn money for his dog Maru's food, who is like a younger sibling. On the night a shooting star fell, the next day, a cartoon-like situation unfolds for 'Uri'! It's a chaotic daily comedy sitcom with the dog 'Maru' who has become a 5-year-old child, and 'Uri' who is experiencing real parenting for the first time, along with the residents of 'Rainbow Villa'!