excuse me, what is this manga? really curious... http://www.mangago.me/read-manga/sugar_c...

I think it is from a Gintama Dj. But I'm not sure.

it's a DJ of durarara

It's a doujinshi from Durarara c:

It's a panel from a Durarara! Doujin by Inumog :)

Shizuo x Izaya from Durarara.