Sabori nara Hokenshitsu de Douzo?

Synopsis

"Do you want to skip class with Sensei?" "I'm fine!" Miyake Mia has always worn the mask of an exemplary student. Recently, however, there is someone who draws a lot of attention to her. That's nurse Morikubo, who is rumored to be a "delinquent" within the school.... A pure love story between a high school student who hides her true self and a delinquent "nurse teacher"! (Source: Ichijinsha, translated)