Riddle

A group of friends' fishing boat capsizes off the coast of Mexico and they're left alone stranded at sea and struggling for survival.

A psychologist who begins working with a young boy who has suffered a near-fatal fall finds himself drawn into a mystery that tests the boundaries of fantasy and reality.

Like any other teenage girl, Tara is just surviving high school — yet her father and mother seem strangely distant. Amidst a nearby spree of gruesome ax murders, Tara has sightings of terrifying entities, forcing her to question her own sanity and shocking ancestry.

After his police officer brother is killed by a drug dealer who flees to the protection of his cartel-connected uncle in Mexico, an American man with a diverse law enforcement/military background goes south of the border to get revenge

Claiming that he doesn't know his own past, a rich man enlists an ex-con with an odd bit of detective work. Gregory Arkadin says he can't remember anything before the late 1920s, and convict Guy Van Stratten is happy to take the job of exploring his new acquaintance's life story. Guy's research turns up stunning details about his employer's past, and as his work seems linked to untimely deaths, the mystery surrounding Mr. Arkadin deepens.

Follows a pair of siblings who love but distrust each other as they embark on a white-water rafting trip with a small group. One of their friends from childhood turns out to be more dangerous than he appears.