Lola's manga / #Body Swap(4)

Sheng, and the top student, Zhao Zhan, would exchange bodies a few times and then start to like each other secretly! After many clueless situations the two became closer to each other, after they experience some funny stories and incidents, they finally understand their feelings for each other.

Man and woman switch bodies. Guy is smiley and non serious at work, prioritises social connections over productivity. Woman is opposite and gets called too serious and hard to get along with. They both get liked more after body switch. They get together and by the end of the story they still not switched back.