Peggy discovers her murder investigation has huge ramifications that can destroy her career, as well as everyone near and dear to her.

With the knowledge that Valentine is alive and on the hunt for The Mortal Cup, the Institute is on high alert. Not wasting any time, Jace jumps into action and figures Clary’s memories are the key to finding Jocelyn and The Mortal Cup. Unfortunately, Clary’s memories were wiped leaving her without any recollection of this other life that could help her and the team. With only one other option remaining, Jace, Isabelle and a very reluctant Alec take Clary to the City of Bones to face the powerful Silent Brothers. Meanwhile, Luke continues his search for Clary, and Simon tries to come to terms with his best friend’s new life.

Now that they’ve grown closer, Barry considers telling Patty that he is The Flash. Meanwhile, Joe and Iris try to get to know Wally, and the team hunts down a meta-human who can slow time itself.

Alicia and Cary join forces to defend a former client facing a multi-million dollar lawsuit over ownership rights to his new music. Also, Alicia’s neighbors are unhappy that her law firm is operating out of her apartment and threaten to evict her.

The city of Los Angeles has been occupied by an unknown force. Former FBI agent Will Bowman and his wife Katie are separated from their son during the invasion, and are willing to do anything to be reunited with him. When they are offered a chance to get their son back by collaborating with the occupational government, Will and Katie find themselves faced with the toughest decision of their lives.

With the end of civilization quickly approaching, Erica sets her startling survival plan in motion with the help of Tommy. Malina races to unite with Tommy and is joined by Luke while Quentin and Phoebe plot against them. Matt Parkman has plans of his own to ensure the safety of his family that might put Taylor in mortal danger.

Claire and the kids seize an opportunity to help expedite the ducks leaving the nest while Phil is off visiting Alex at college. Jay helps Mitch with Lily’s sleepover with her friends from her Vietnamese dance troupe. Gloria and Cam are off on a hot pepper heist carefully orchestrated by Manny in order to meet a big hot sauce delivery deadline.

On her birthday, Clary Fray finds out that she is not who she thinks she is, but rather comes from a long line of Shadowhunters — human-angel hybrids who hunt down demons. After her mother is kidnapped, Clary must rely on the mysterious Jace and his fellow Shadowhunters Isabelle and Alec to navigate this new dark world filled with faeries, warlocks, vampires and werewolves to find answers that could lead to her mother.

Tensions run high as the entire Florrick family is crammed into Peter’s campaign bus with Eli and Ruth on their way to the Iowa Caucuses. Once there, Peter attempts a high-risk political stunt to gain votes for his presidential bid.

Following Noah’s mysterious disappearance, Luke and Malina unite to rescue Tommy and save mankind. At the mysterious Sunstone Manor, Carlos and Farah fight alongside The Haitian to take down Matt Parkman and free the prisoners under his control. Tommy and Miko join forces against Erica and her brutal plan for the future.