Yuu x rokujou, I actually read an omake of this on another manga of the author but as I said there this is a pure and lovely manga. I mean healpung a troubled kid for missing the last train and ended up his the brother of your unrequited live a year ago gaaahhhhh so adorable. I just love the flow of the story and I'm glad of their encounter.
Refrain (NAKATA Akira)