Fenrir ni Tensei shita Hazu ga Dou Mitemo Shiba Inu - Shiba Inu (Saikyou) ni Natta Ore, Mofumofu sare Nagara Kami e to Nariagaru

Tarou, an office worker, saves a wolf-like creature from being run over by a truck and loses his life. When he arrives in another world, a capricious goddess reincarnates him as Fenrir, the strongest holy wolf on the inside and a Shiba Inu on the outside. Taro meets Princess Sophia, who has been praying to Fenrir, believing him to be the messenger of salvation, and sets off on an adventurous journey...?!