Hiiragi-san Chi no Kyuuketsu Jijou - Vol. 1 Ch. 3 - The Pros and Cons of a Bloody Contract

[MangaDex]

 

[orangerain7734]

Gotta give the guy respect, sacrificing himself in hopes those in the orphanage can live better lives.

 

[Ludd_]

Gotta give the guy respect, sacrificing himself in hopes those in the orphanage can live better lives.

In exchange he gets a harem
(Joking aside though it's a pretty noble act)

 

[lucidnyxx]

Respect for the MC. Doing it for a good cause. He's sacrificing himself to make sure the orphanage can have better lives. Good job.