Christmas with Sekai Ichi Hatsukoi

This is a 'Sekai Ichi Hatsukoi' (or in english; The World's Greatest First Love',) fanfic.
(For those who don't know and have stumbled across this on accident, sekai ichi hatsukoi is a yaoi anime, which contains yaoi- boys love.
Masamune Takano was formerly known as Masamune Saga before his parents' divorce and his mother's remarriage. Ritsu Onodera is the only son of the head of Onodera Publications, He and Masamune were once in a brief relationship in high school, but split up over a misunderstanding.
Masamune's birthday is Christmas Eve, December the 24th.
This contains multiple one-shots and a new one will come on every Christmas!