Perfect and Casual
This tale revolves around the cold and icy "male god" professor Zhang Sinian and the tranquility and also bright Yun Shu.
After a fractious initial meeting, where Yun Shu dressed down the especially finicky Sinian, she was surprised to learn that he was her university lecturer. With a series of unintentional experiences, both consented to participate in a contractual marital relationship. As the sensations in between them grow, just how will they maintain their relationship from those around them?