This story tells about a boy named Berry who adopted a stray puppy inside a box in the street and named her Toffee, which then later grow older together. The adventure start when there is a girl named Shea who is going to the vet as the same time with Berry and Toffee while Toffee having a checkup because she is often get sick in his old days, while Shea fallen from the stairs and the next thing happened, she become Toffee at night?....