When Malfoy is too pushy in potions class one day, Harry is forced to get the potion ingredients from the cupboard. Unfortunately for him, what is supposed to be a simple task turns into a fierce battle between Harry ... and his claustrophobia. Post-war, but Snape is still alive.

The Joker escapes Arkham and with Batman being hunted down and two FBI agents already there, Gordon calls in the BAU out of desperation. But when the Joker takes an interest in Reid, things take a turn for the worse. Follow up to According to Plan. Dark.

A very special inmate at Arkham Asylum has agreed to do a custodial interview with the BAU... But are Reid and Morgan really prepared to meet the Clown Prince of Crime? Oneshot.

CM/NCIS. 'MayDay' sequel but can stand alone. When it turns out an UnSub has killed a Marine, three of the team head over the the Navy Yard to collect files from NCIS, but a security breach leaves them all trapped inside...