Cooper Friedman

The BAU team search for a killer who telephones the authorities before committing his crimes. As Rossi prepares for a visit with his daughter, he receives news concerning the death of an old friend.

Classmates of Lucas and Riley's are beginning to get curious about the status of their relationship, which ultimately confuses them more than ever before and does nothing to help.

On the night of Halloween, Riley and Maya been a flapper girl from the 1920s known as the Ghost of the Bay Window, who makes people sing and dance.

Maya struggles with going back to her old 'bad girl' image. In the hopes of balancing out all the good she's done, Maya plans a big event to get back to her normal scheming ways. Her friends worry about her alarming behaviour.

Cory's class learns about what comes after the trick-or-treating stage of life. Auggie tells a scary Halloween tale, depicting an alternate world where Maya and Riley have never met.

Fiona's tenants barricade themselves in her apartment and Ian offers shelter to a runaway teen. Meanwhile Frank thinks about retirement.