Shikisaki Shimai wa Abakaretai - Vol. 4 Ch. 42

[MangaDex]

 

[SilentWInd]

Crime 101: keep a picture of the m*rder weapon in your phone. Make sure its the first thing anyone sees when they open it.

 

[Barro27]

Really sounds like the mangaka had to finish quickly and they needed a deus ex machina

 

[Phantaminium]

Really sounds like the mangaka had to finish quickly and they needed a deus ex machina

Dude has MC chasing ghosts tbh, he has super overestimated every motive and action so far and all the girls have basically been giga horny. I highly doubt that'll change.