Daunaa Kei Onee-san ni Mainichi Kasu no Uso wo Nagashikomareru Hanashi

[MangaDex]

 

[EgregiousTophat]

This is a manga about Calvin's dad.

 

[novinha69]

I have no idea what's going on but I think I like it

 

[AnimuVsMango]

Whoops, was thinking about scanlating this one a few months ago, but life got in the way and never ended up doing it, and I guess you beat me to it. Best of luck man.