Succubus-sensei to Yobanaide

The new teacher is beautiful, has big breasts, glasses, and wings...? She looks like a succubus, but she is not a succubus! The new world where demi-humans and humans coexist, born from the "Great Tree of Life." Sacchan-sensei, also known as Succubus-sensei, confronts her students' emotional struggles in this unusual school fantasy!

(Source: Takeshobo, translated)