01 Insidious Chapter 1 2011. Just settling down in their new home, parents Josh and Renai Lambert, their two sons Dalton and Foster, experience terror when their eldest son falls off of a ladder, hits his head and slips into a coma. After reviewing with the doctors and finding out their son has no head trauma, the two parents have absolutely no idea what has happened to their son. After horrible, indecipherable events start to take place, the two take the help of Elise Rainer, a paranormal investigator, who brings the family sinister and horrifying news about their boy that makes a coma the least of their worries.
02 Insidious Chapter 3 2013. Renai is interrogated by a police detective about the supernatural events in the house. While the police investigate the house, the Lambert family temporarily moves to the old house of Lorraine Lambert. Renai is haunted by a woman in white and Josh has a strange behaviour at home. Meanwhile Lorraine seeks out Elise's partners Specs and Tucker expecting to find answers.
03 Insidious Chapter 3 2015. The teenager Quinn Brenner visits the medium Elise Rainier expecting to contact her mother Lillith. Quinn explains that she tried to contact her mother alone, but Elise refuses to help her. Soon Quinn is haunted by the fiend of The Man Who Can't Breathe in her room but her sceptical father Sean Brenner does not believe in her words. However, when Quinn is violently attacked by the evil spirit, Sean asks Elise to help his daughter. Elise tries, but she is attacked by the Bride In Black that wants to kill her and she refuses to continue. The desperate Sean is convinced by his son Alex to contacts the charlatans Tucker and Specs that have a blog relating their supernatural experiences while Elise meets her friend Carl that convinces her to help Quinn. Can the teenager be saved from the possession of the evil spirit?
Stars. =>-Dermot Mulroney : Sean Brenner. =>-Stefanie Scott : Quinn Brenner. =>-Angus Sampson : Tucker. =>-Lin Shaye : Elise Rainier.
Director. =>-Larry Latham.
04 Insidious Chapter 4 The Last Key - 2018. The parapsychologist Dr. Elise Rainier has nightmares with her childhood in New Mexico, where she lived with her brother Christian, her supportive mother Audrey and her father Gerald, who frequently beats her when she claims that she sees ghosts everywhere in the house. When the client Ted Garza calls Elise to ask for help since he is haunted since he moved to a house in New Mexico, Elise refuses the request since the address is the same house where she spent her childhood. However she changes her mind and accepts the job, and travels with her assistants Specs and Tucker to New Mexico where they will discover an evil entity in the house.