Onedari Hitsuji to Koisuru Ookami

"A sheep asks a wolf: What is love?" Ookami is a wolf who takes care of the sexual desire of animals during their mating period. However, there is one person he has always been in love with, the innocent and cute sheep Mary. Which is a cute boy who eats grass and always greets him with a smile. However, one day it seems that Mary's heat has arrived... What will happen when they meet? Will he be able to help his impossible love?