Datenshi-chan wa Ganbarenai - Vol. 1 Ch. 1

[comrangduabo]

"How Heavy Are the Dumbbells You Lift?" but from Machio-san's POV

 

[Septazia]

MC is assigned to be the tard wrangler of an harem of stupid girls who fall in love with him instantly while falling in precarious positions exposing their BLACKBARS bits but he is barred from doing anything with them

Boring, I think I travelled back in time.

 

[cgr]

If you do naughty things with them, the world ends?

definitely not that extreme or else his punishment would be much worse than being expelled, more likely they will never be able to regain their angelhood again since angels should probably be 'pure'.