As long as it doesn't go "She is just a futa elf girl with a petite body and I can....nail that" I can manage.
Why not just go for cheats and just privately asked how to fix the hearts fast so they can go coop w/o barfing every moment while still acting professionally and mc can go along.
Aaaaw~ this is so cute!! Thank you so much for updating this series!
I wonder if there'll be a jealousy event once everyone's affinity are increased, like them fighting for his attention genuinely (instead of just cause they're pro)