My Dear Loser (2017)

Sinopsis

Oh is a nerd who is considered the school's biggest loser. He hates the school because he is often bullied and mocked by his peers who call him Mushroom. However, even though he hates the school there is only one person who motivates him to come back every day and that is Peach, the school's prettiest and kindest girl. Can the biggest school's nerd end up dating this idol?