1K Apaato no Koi

1) 1K Apartment's Love
A bit of Christmas merriment leads to a night of passion between Natsu and Kouno. How do the two plan on handling "the morning after" Natsu doesn't want to let go and their relationship continues. Kouno begins harboring feelings of love toward Natsu and every day it gets harder and harder for him to confess his love.

2) 1K Apartment's Roommates
Naomichi wants to leave his home town and get a taste of the big city life, and when his childhood friend Kei decides to go to university in the city, they decide to live together to cut cost.

3) The Ghost That Resides in Your Heart (First Part)
Kouno has been behaving weirdly and Natsu doesn't get the sudden...