When a young man learns that his best friend's family is moving away due to financial problems, he decides to rob a local food store to get money, but things quickly escalate when his exit strategy fails, forcing him to take several hostages.
Bo and Kenzi take a case investigating leaked Dark Fae secrets, but they quickly discover there's no one they can trust. Bo and Lauren grow closer, but the good doctor is hiding something.
Michael is furious when he discovers a secret that Cassandra kept from him, so he and Nikita fly to Moscow to confront her. Meanwhile, Alex makes a last ditch effort to find her mother by sending out a coded message through a televised interview.
When MIT grad student Liam Cole (Charlie Rowe) discovers an asteroid is set to collide with Earth in 186 days, he joins forces with tech billionaire Darius Tanz (Santiago Cabrera) and the U.S. government to try and stop it - and together they stumble onto the greatest conspiracy never told.
Eric and the team must save the life and sporting dreams of up-and-coming baseball player in Louisville, Kentucky, whose survival hinges on Eric negotiating for a bone marrow match that is being ransomed for $5 million.