When Felicity visits Mirror Rock with Miguel, she accidentally releases the evil mirror image of herself, Evil Felicity. Then, Felicity is having a party to celebrate her 'Cat-ceanara,' in which she'll officially go from kittenhood to cathood.
When Marinette's class has to make a short horror film, the lead actress is teased for being scared in the role. Hawk Moth jumps on the opportunity to akumatize her into Horrificator, a slimy monster that feeds off of fear!
Mem and Zen need first hand research on Yachting. Kevin is super scared of the ocean. He turns to a pelican and flee only to see his friends swallowed virus infected whale. To rescue his friends he has to get over his fear of the ocean.
A magic horn lands on the muzzle of a moose, endowing it with grace and the ability to fly. It soars off, leaving a rainbow-colored streak in its wake. When Grizzy sees this strange creature, he dreams of taming it as a gift for his beloved she-bear.
When Fred HaprFle's stand-in tricks him into missing his next Mime performance, he is akumatized into The Mime. The in-character baddie will stop at nothing to prevent the performance from going on without him.
When the Heffley family decides to go on a road trip to their grandma's 90th birthday party, Greg realizes a massive video game convention is close to their destination. He takes the trip off course and into disaster with his plan to try and attend.
The team competes in the duet round and if they win, they go to semi-finals. With Sloane disqualified and Michelle injured, The Next Step does not have enough dancers to dance in the final, if they make it there.
Now that Alfie is back, the team is able to compete in the Regional finals. When Michelle shows up ready to dance, Riley has to make a heartbreaking decision and side-line one of the dancers who was about to compete.
When Grace realizes she isn’t gay, Zoe retaliates by sleeping with her crush, Zig. Miles wakes up in a park and he realizes he needs help. Maya wonders if she’s messed up her one big chance after being turned down by a music producer.