I still don't trust, for her to just do things because they are fun like a Chunni cosplaying a character, she is a bit too evasive with her behaviour and answers.
Props to the author for drawing the lingerie, he is pretty good, adds a nice to the pages.
I am a bit upset that Shirai understood things right away because it makes me wonder if the MC would have told her right away what happened, but I am glad she knows and he confirmed.
Thanks for the translation, this time you guys took 2 months instead of 1, hope nothing slowed you down.