The main character, Rui, is a hardworking and happy girl. One day, her neighbor moves away and leaves behind a stuffed panda bear. Rui decided to take it home, since she's always loved panda bears. She goes to sleep with it one night, and discovers herself in bed with a stranger (who also happens to look like her ideal man) the next morning. He introduces himself as Peter, and that is how she ends up meeting three other guys...