Hanamaru's manga / #Werewolf(2)

Summary from MyAnimeList.net Part 1 of 3: Hisako was saved from a drunkard by a wolf. She decides to adopt the beautiful, and entrancing creature, but Hisako's new pet turns into a fine-looking guy! Somehow his entrancing eyes remain in her mind. One-Shot: A Request to the Vampire Ryouko is targeted as an anorexic, or shall we say, unappetizing, girl. But when her want to die overflows when she meets a vampire, he turns her world around.

Part 3 of 3 - The longer main story. The ending is a little melancholy but it shows Yato's enduring love for Hisako. She will eventually return to him and they can finally be together forever