On Halloween, Mike and Chuck decide to spend the evening watching football instead of passing out candy with their wives.
MacGyver visits Puerto Rico to help a friend out, but his trip doesn't go quite to plan when he is taken hostage by a group of bank robbers.
On Halloween night, Willis, Noa and Elliott rush to the scene of a fire at a haunted theatre, where Dr Nolan and her boyfriend's son are trapped.
Jane worries that Rafael won't be a hands-on father, while Alba has a hard time adjusting to Xo's living situation. With Rogelio's help, Michael has a realisation about Jane, and Petra is unsettled after uncovering a big secret.
Will goes to San Francisco to deal with a financial situation; Andy tells Will he needs his help to find out if Laurie is pregnant; Will doesn't trust Marcus' new friends.