Kirsten’s father Daniel Stinger shows up and Kirsten must perform the most important stitch of her life.
A series of murders, including a professional volleyball player, lead the Stitchers team searching the darkest corners of the Internet. Meanwhile, Kirsten gives Maggie an ultimatum.
When Kirsten wakes up to find that everyone in the stitch lab, except Cameron, is missing, the two search everywhere but only find a series of mysterious clues. Kirsten is forced to confront her own emotions about her relationship with Cameron.
After an engineer ends up dead, his colleague and work rival becomes a suspect. However, upon examining some stitches, Kirsten and the team uncover that he was a part of an underground gaming club. The team races to save a falling satellite while Cameron takes a walk on the wild side when he infiltrates the gaming ring to get close to another suspect.
Cameron’s estranged father, currently serving time in prison for white-collar crimes, is accused of murdering a prison guard. Going against protocol, Kirsten stitches into the guard’s memory for clues.