Russian Doll

On the night of her 36th birthday, Nadia meets an untimely end, then suddenly finds herself back at the party her friends threw for her.

Confused and hung over, Nadia tries to piece together what happened the night before; she tracks down Wardog, the drug dealer with the Israeli joints.

Nadia's hunt for clues leads her to a Yeshiva school -- but she needs John's help; out searching for Oatmeal, Nadia befriends a homeless man.

Meticulous as always, Alan steadies himself for a rendezvous with his girlfriend; Nadia's latest discovery sends her reeling.

Perturbed by the changes in his routine, Alan shows up at Nadia's birthday party; Nadia tries to make amends to John, and Alan confronts Mike.

Nadia and Alan try to figure out how they're connected; Alan can't remember his first death, so Nadia follows him over the course of his night.