"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? 「俺にも種付けして下さい！」どうぶつの森で暮らすオオカミは発情期になるとヤマネコ相手に性欲処理をする毎日。だが、本当の想い人は別にいる。無邪気で可愛いヒツジのメリーだ。美味しそうに草を食べてニコニコ笑う可愛い奴。いつも群れからはぐれるドジなところもたまらない。気に入ったら即モノにしていた今までと違って、メリー相手だと時間をかけて落とす、なんて「らしくない」事も苦にならない。ところが、うぶなメリーにもどうやら発情期が来て…？