There are two academic masters in A University in City A, Nian Ning and Tomb Chi Yi, Nian Yu is the first, and Mu Chi is the second in Wannian... Later in a competition, Jiu Muchi was accused of plagiarizing his works, and Nian Yu came out to explain, and later it became a relationship.
Cold (attack) x gentle little sun (receiver)
Will update when I have time, because there is another one
Concept: AB0's world