Hanano-i kun to koi no ailment : Soy adicto a ti 13

What is the next step after boyfriend and girlfriend? A 13th volume of the first love story of a girl who doesn't know what love is and a boy whose love is too heavy!

What is the next step after boyfriend and girlfriend? A 13th volume of the first love story of a girl who doesn't know what love is and a boy whose love is too heavy!