I Got a Cheat Skill in Another World and Became Unrivaled in the Real World, Too — S1 E5 - New Family

As Yuuya tries to find a way to level up in the Darkest Regions, he comes across a Black Fenrir pup. Yuuya Tames him, names him Night, and brings him home to live together as family. Side by side, they explore the Darkest Regions…and also go for walks.