Harry Potter

A goofy reader transmigrates into HP and studies Dark Magic just to summon a book spirit and set it up with someone?

Book spirit: Cultivating. Do not disturb.

Du Zhi is crestfallen. What's the point of a magical world as dull as a salted fish, with no couples to ship?

But Tom, the campus heartthrob who's been interrupted for an entire semester, is inexplicably displeased.

So you only got close to me to practice your spoken English!

[Everyone is a serious person. Only the heroine is a goofball.]

Dark Lord x original heroine

Theme: There's always more to learn.