Responses
It did look familiar but I'm uncertain if it's a fan art cause their credit pages has a fan art and a background from a manga. May be you could search from tags like mafia seme maybe it'll turn out
I m also asking for it like forever I m seeing it on every manga starting pages but still couldn't find it .
http://www.mangago.zone/read-manga/usotsuki_na_kimi_no_toriko/an/usotsuki-na-kimi-no-toriko-chapter-5.html/2/