In season eight, some fans speculated that Chuck may have been a manifestation of the angel Metatron, who was known as God's scribe. Chuck and Morgan embark on a mission to take down Alexei Volkoff, while Sarah tries to rescue Chuck's mom. As the team tracks down a high-tech weapon in Milan during Fashion Week, Chuck discovers some issues in his relationship with Sarah. The fourth season of Chuck often feels rushed, unsure of itself, and afraid to take new risks, but pulls through with solid performances from the cast and some great episodes. When the CIA targets Vivian Volkoff for assassination, Chuck turns to an unusual ally to protect her: Vivian's father, Alexei. Having initially ordered 13 … Morgan meet's Alex's mother, and Mary Bartowski acclimates herself to civilian life and spends time with her new granddaughter.
In the 200th episode, 10.05 Fan Fiction, Chuck appeared at the end (commenting 'not bad' when asked if the musical had been good). The fourth season of Chuck was announced on May 13, 2010. Nevertheless, season 4 of chuck proves to be the best season yet.