Same premise of gay couple who have a child and their struggles in both exploring how to explain their unique family to their child and their child's exprience at school.
HCTM is an underrated drama. It has a great body of actors who deliver a great performance and story. If you are looking for a story that relies on character development and doesn't rely on gimmicks and silly tropes, then you won't regret watching this.
If you are watching this Special without watching how it all began, you might be confused. Sure as a stand alone, the special can be enjoyed by its content, however, you have to see how Yan Fei and Huan Quin first became lovers.