This is Kayoko from Blue Archive.
Disclaimer: Kayoko doesn't smoke.She is a good girl.This is just an image in my head.

Thank you to all my supporters in Fanbox: 青龙震怒，Lenji，Verve，TriteHexagon，Spinydesert，meerkatflyer，TEMPEST _ LTP，？？，Shuii, derp, luncliff