Meet Caitlin's Mom In The Flash's Official Synopsis For "Monster"

The CW has released the official synopsis for "Monster," the fifth episode of The Flash's third season.

The episode, written by X-Men: First Class and Booster Gold screenwriter Zack Stentz, also sees a mysterious metahuman bringing the attack to Central City, while Barry struggles to get Julian to work with him.

You can check it out below.

CAITLIN CALLS ON HER MOTHER FOR HELP WITH HER GROWING META POWERS — Desperate to understand what is happening to her, Caitlin (Danielle Panabaker) visits her mother, Dr. Tannhauser (guest star Susan Walters), a renowned biomedical researcher, in the hopes that her mother can provide some answers about Caitlin's growing meta-human powers.

However, when Dr. Tannhauser treats her daughter like a test subject, Caitlin grows cold and brings up past wounds causing the two to have a major blowout. Meanwhile, after a mysterious new meta-human attacks Central City, Barry (Grant Gustin) tries to convince Julian (Tom Felton) to let him assist on the case.

Kim Miles directed the episode written by Zack Stentz.

The Flash airs Tuesday nights at 8 p.m. ET/PT on The CW. "Monster" debuts on November 1.