Yana is a girl in the 2nd year of high school who likes her older classmate, named Vin

Vin is very popular because of his good looks, Yana always tries to chat with Vin, give him provisions and so on

Yana really hates Rui because Rui really likes teasing Vin, Yana thinks Rui is her rival

one day Yana approaches Vin wanting to give him provisions