My Isekai Life: I Gained a Second Character Class and Became the Strongest Sage in the World! (TV Series)

TV Series (2022). 12 Episodes. Yūji Sano works at a company that is harsh on its employees. After bringing some overtime work back home, he gets a message on his computer: "You have been summoned to an alternate world!" It is a game-like world, complete with status bars and skills. Yūji tames a slime monster and thus becomes a tamer. Then, he suddenly attains a second profession (sage) and awakens magical powers within himself. Yūji's alternate world adventure begins when he follows a slime, that seemingly weakest of all monsters. (Source: ANN)