Upper West Side neighbors Charles, Oliver & Mabel bond over a shared love of true crime. When a fellow resident dies in their building, the trio determine to solve the mystery and record an accompanying podcast.

The group begins researching the victim. Meanwhile, Mabel’s secretive past starts to be unraveled.

Oliver employs his theater director skills to analyze the case. Charles & Mabel question an obsessive cat lover.

With the investigation scratching at a web of old crimes originating inside the building, a mysterious young man turns the tables to spy on Charles, Oliver & Mabel.

Hitting a dead end, the group calls for reinforcements in the form of their podcast’s Superfans.

With the residents growing upset at the building’s negative publicity, the trio faces a revolt. Charles is visited by an old colleague who sheds light on his past.

In the season finale, the trio races toward a resolution while their own lives are put in danger.

Welcome home, Arconiacs! Minutes after Season 1’s finale, Charles, Oliver and Mabel are now implicated in the murder of Board President, Bunny Folger. They must choose whether to lay low or risk their safety by catching the killer themselves.

A memorial for Bunny provides an opportunity for our trio to question their neighbors, while they also try to get rid of a very implicating piece of evidence. One of Bunny’s relatives makes an appearance and if you thought Bunny was a force, get ready...

A foul-mouthed parrot becomes a critical window into Bunny Folger’s last day on Earth. Some of the individuals with whom Bunny crossed paths will surprise both you and our trio... Along the way, a reveal deepens our trio's need to solve Bunny's case.

One question remains: Who did it??? Oh, who are we kidding -- there's a few more questions raised, too.

Curtain up on Season 3! And Leading Man down! After Ben Glenroy's collapse on stage, Charles, Oliver & Mabel piece together the show’s first days with a suspicious cast & crew to determine if foul play was involved. Spoiler alert...

Mabel, Oliver & Charles attend Ben’s lavish memorial full of fans and those with more dubious motives. As the actor's sudden death is mourned, Oliver works to revive his shaky Broadway show.

Charles finds an unexpected source for a major clue. A Broadway icon comes knocking at Oliver’s door. And Mabel forms an alternate trio to pursue a lead that sheds light on Ben’s bro and CoBro history.

Curtain call on Season 3! Charles, Mabel & Oliver race to entrap the killer on Opening Night. As the musical thrills its Broadway audience, the trio brave further twists & turns from behind, above and all around the stage.

Charles, Oliver & Mabel begrudgingly pair off with new investigators... actors Eugene Levy, Zach Galifianakis & Eva Longoria.

A documentary film is made by The Brothers Sisters.

The final answers to our season are revealed - but not before the trio faces mortal danger and an Arconia wedding.