I'm in My Second Year of High School, What the Hell Is the Succubus System?

Laxative, in the third year of high school, I longed for green tea. After learning the truth, my heart was broken. And just when Zhang Ming decided to study hard, the question came? What the hell is this succubus development system in front of me? Also, who asked you to change my race to a succubus? ! (This book is also known as "The Daily Life of an Abstract Tenor" and "We Really Can't Study Together".)