Everything you need to understand or teach Nick and Charlie (Heartstopper Series) by Alice Oseman.
Nick and Charlie is a novella by Alice Oseman that explores the aftermath of her Heartstopper graphic novel series. Nick and Charlie have been dating for two years and are completely in love. However, Nick is about to graduate and head off to college, while Charlie is stuck in high school for another year. The impending separation causes a fight between the two boys that ends with a breakup neither of them truly wants. The novella explores social pressure, romance, communication, growing up, and mental health.