Marcie thinks it’s funny to play nasty jokes on all of the other kids at school, including her brother. She loves also to tease the neighbor’s dog.

In fact, she is known as “Mean Marcie.” Then one day, the world that Marcie once knew changed! Everybody started wearing masks, just so they could help keep other people from getting sick. Why would strangers care about other strangers? It baffled Marcie! She never really thought about changing her ways until now...