Goro is the unluckiest man in the world. Goro always misses the train, even when he's on time. Whenever Goro doesn't pack an umbrella, it rains. However, Goro is a kind soul that has a soft spot for animals.

Things turn from bad to worse for Goro when the company Goro works for goes under shortly after he's hired, and he cannot find a part time job. Goro's luck beginsto change when he meets a mysterious fortune teller on the way to another unsuccessful interview. After arriving home, Goro finds that three girls have mysteriously taken residence in his room. These girls claim to be his new guardian angels, and that they will do their best for Goro. In an unusual twist, the girls are all reincarnated spirits of Goro's former pets. To make matters worse, more and more of Goro's former pets continue to take residence in his apartment. Now, Goro has to turn his luck around, while taking care of twelve angels that want to be number one in their master's eyes.