Deception 5 steps
How Sarah Posed as a Trapped Sister to Drive Peter to Poison His Parents
Sarah establishes contact with Peter through tapping inside his bedroom walls, then poses as his imprisoned older sister to convince him their parents are evil and plotting to kill them both, driving Peter to slip rat poison into his parents' dinner soup.
Read the 5 steps as text
- 1
Sarah contacts Peter through the walls
Peter · Sarah
Peter is disturbed by a mysterious tapping noise emanating from within his bedroom walls, and he establishes communication with the unseen entity, who tells him her name is Sarah.
- 2
Sarah poses as an imprisoned sister
Sarah · Peter
Sarah claims to be Peter's older sister, imprisoned within the walls by their parents, whom she brands as evil and says did not want her anymore.
- 3
The parents' threatening behavior surfaces
Mark · Miss Devine · Peter
During Miss Devine's visit to check on Peter, Mark chases her away and threatens her, attributing an arm injury to home renovations, and Peter is confined to the basement before being freed.
- 4
Sarah instills fear of a parental murder plot
Sarah · Peter
What it looked like: Peter comes to believe his parents plan to kill him and Sarah, as Sarah claims.
Sarah instills in Peter the belief that their parents are plotting to kill both her and him, insisting that the only way to save himself is to eliminate their parents.
- 5
Peter poisons his parents' soup
Peter · Mark · Carol
Driven by fear and deceit, Peter slips rat poison into his parents' dinner soup, and as his parents attempt to intervene they succumb to the poison, with Carol's final warning being not to let her out.
