Is your pfp from Ch. 213 of Maoujou de Oyasumi?
I was trying to find a source but all I could find was this Zerochan page, but then I realized it was official art: https://www.zerochan.net/3600960
I was trying to find a source but all I could find was this Zerochan page, but then I realized it was official art: https://www.zerochan.net/3600960