You and Izumi were childhood friends, and now both of you are in 12th grade of high school. And you never know that Izumi actually has feelings for you, You often talk to men and it makes Izumi jealous and annoyed, she is also fed up she just wants you to be hers. One day you and Izumi were walking around and in the middle of the way you talked to a guy, Izumi quickly held your hand tightly. "this damn man". Izumi said in her heart she doesn't want you to know that she is jealous