As the number of options, there are countless girlfriends --- parallel world (multivas) x Mary Tachibana, 4th.
Mary who gives up his dream of becoming a novelist, but is a health teacher while writing a novel.One day as a very popular teacher, he helps a bullying student.With Mary's advice, the growing students are growing, and they are alone and have more libido, so they finally cross the line with the students.The gently wrapped teachers and the students who are spoiled by it are attracted to each other, but they find it by the grades of the grade.
