Rin cada vez que está cerca de Makoto, le invade un gran deseo de tocarlo, de las maneras menos inocentes posibles, pero cuando el mejor amigo de éste, estaba presente, lo mejor era contenerse.
Rin is broken from the traumatic experience of losing his girlfriend of 4 years, whom he loved more than anything. He is a complete broken mess until one day a strange neighbor of his asks Rin for a favor. That favor begins a complicated and confusing relationship between the optimist and the pessimist.