Castle | Complete Series 1-8

The murder of Beckett’s mother, Johanna. Castle secretly investigates behind her back.

Who is the “sniper” who killed Beckett’s mother? (The overall series arc starts here.) castle complete series 1-8

Castle disappears on his wedding day (car crash, no body). He returns two months later with amnesia. The mystery of his disappearance is the season’s arc. The murder of Beckett’s mother, Johanna

Keeping their relationship secret from the department (briefly) and solving Beckett’s mother’s murder for good. The murder of Beckett’s mother

Beckett’s Washington DC job, Castle’s proposal, and a new nemesis: Senator William Bracken (the man who ordered Beckett’s mother killed).

Beckett becomes Captain of the 12th Precinct. A mysterious organization called Loksat threatens her. To protect Castle, Beckett separates from him (they live apart but secretly work together).