The night of his brother's funeral, Kasuka Tokio interrupts a young man in the act of stealing his brother Hajime's ashes. The man, Kuroki Ren, claims to have promised to go on a trip with Hajime, and asked for his bones so that he could take them on the trip instead. Tokio, intrigued by him, agrees to lend a bone to him, under one condition…
Touru lost his parents at a very young age and had been living with his grandfather ever since.
But while his grandfather is recovering from a surgery, he suddenly opens up to his grandson that he will inherit his entire fortune when he dies.
Now his relatives who weren't closed with him, started pushing themselves so they can be his guardian.
"Organize that family meeting of yours on Saturday the 10th, it might just be your lucky day" said by Tsukitani-sensei his university professor. Touru has no choice but to believe in those words.
Mikeya Arata, single, works everyday in the university co-op program. His main job is the maintenance of computers. After work, he goes straight home and sleeps; and everyday is a repetition of that. But after he is romantically confessed to, this routine of his is on the verge of collapsing. He would doubt his partner's feelings due to his lack of self-esteem, but now….
On a dare, Nagami kisses a random guy that just happens to be walking down the street. He apologizes and just laughs it off with his friends, but when some days later he accidentally meets this person again, things take a rather unexpected turn.