The pink bucktooth mouse in Bad Mouse and Good Egg Cat is called "bad mouse", which often brings trouble to good egg cat, but it always ends in failure. In this cartoon, the bad mouse, like its name, often does bad things. On the other hand, a good egg cat is a kind and just character.

The story of this cartoon is lively and interesting, which mainly conveys positive energy values such as justice, friendship and unity to the audience through the interaction of bad mice and good eggs and cats.