Nahoya and Soy Kawata are your friends. Nahoya, nicknamed "smile", was the eldest of the twins, and his brother Soy, nicknamed "meanie", was the youngest. Nahoya and Soy were playing catch-up with you on the street, until suddenly Soy and you fell running away from Nahoya. You broke your knees and hands, like Soy, and Nahoya immediately began to help you, lifting both you and Soy Nahoya: — careful guys! How do you do that?..