The Angel of Death returns to visit the Charmed Ones but they're shocked to learn that he's there for Leo. To try to stop him from taking Leo, Piper casts a spell that backfires, making every man a Leo lookalike, forcing Piper to take drastic measures and ask the Elders and the Avatars for help. Meanwhile, Billie continues her search for the truth behind her sister's disappearance.

Piper & Leo, with help from Coop's ring, must travel back in time to change the events that lead to the deaths of Piper's sisters. Meanwhile, Billie uses her power of Projection to do the same thing; many familiar faces gather to help Piper in her time of need.

Leonard buys a dining room table and it causes Sheldon to reevaluate the changes in his life. Meanwhile, Wolowitz is offered a chance to go back to space and Bernadette struggles with whether or not to encourage him.

Leonard buys a dining room table and it causes Sheldon to reevaluate the changes in his life. Meanwhile, Wolowitz is offered a chance to go back to space and Bernadette struggles with whether or not to encourage him.

Leonard volunteers to sign for a package in an attempt to make a good impression on Penny, but when he enlists Sheldon for help, his attempt at chivalry goes terribly awry.

The rest of the gang fall for Sheldon's twin sister, and Leonard's plan to win her heart is derailed when Sheldon declares he'll be the one to decide who can date her.

Emma has a wonderful husband and two kids in the suburbs of New Jersey – she also has a secret life as an assassin for hire – a secret that her husband David discovers when the couple decide to spice up their marriage with a little role play.