(Mika and Hiro)

The story is abt Mika and Hiro are in their first year of high school when they fall in love with each other.They vow to overcome all obstacles together and love each other forever.However,in their second year,Hiro initiates a break up with Mika.After the failure of her first love,a deeply hurt Mika befriended a university student,Yu.In order to forget Hiro,Mika dates Yu.She is touched by Yu's patience and gentleness and decides to accpect his love.Mika manages to enter the same university as Yu.During their first Christmas together,Mika discovers a heart-breaking secret about Hiro.