About How My Brother Always Treats Me Like a Kid

Qi Yinan:

Second High School (poor student, supposedly)

17 years old, 179.4 cm

Qi Xiao:

17 years old, 187 cm

A top student who transferred from Mingde First High School to Second High School

Cold and aloof (just putting on an act)

At first: the cold, handsome heartthrob

Later: clingy

Theme: Qi Xiao and Qi Yinan