Yelena and Kate are roommates and are living in New York. Kate has decided to take on a career in public service, while Yelena continues working for Valentina. They love each other, but it's complicated by who they are, and choices they have to make.

Shaw has stopped working for the Machine, but finds herself lured back in by Detective Fusco. She doesn't know where it will lead, but on the way she gets to deal with the drama she'd hope to leave in the past.

Tamsin returns after four years away to find Bo and her posse are number one on the fae's most wanted list. Trick and Evony have teamed up against the Succubus, along with a new foe. Aife has returned to help Bo in her battle against the fae. And Tamsin is about to get the surprise of a lifetime.

Emma and Regina finally come together. How many heart's will they break in their betrayal? And how far will Regina go not to be one of the brokenhearted?