In the middle of the desert, a solipsistic Japanese-American woman, along with her elderly and paralysed friend Barbara, runs the Desert Rose Cafe. Things liven up with the arrival of a mafia henchman (whose boss is hiding out at a nearby ranch), a battered Japanse man (who turns out to be a terrific chef, but who also triggers Barbara's memories of internment during WWII), and an attack on the mob boss' camp.

Ken has just moved from Kansas with his mother. He talks to a girl named Julie, not knowing that her boyfriend Tom is very possessive of her. Tom is learning karate from Lee, a sensei whose brother was killed by a rookie cop named Billy. Billy has since then become the janitor of the school that Ken, Julie and Tom go to. When Ken gets beaten up by Tom for talking to Julie again, Billy helps Ken by teaching him how to defend himself, which eventually leads to a battle between student vs. student, and sensei vs. sensei.

Mousie and Sad Girl are childhood best friends in a contemporary Los Angeles poor Hispanic neighborhood. But when Sad Girl becomes pregnant by Mousie's boyfriend, a drug dealer named Ernesto, the two become bitter enemies. While their dispute escalates towards violence, the violence of the world around them soon also impacts their lives.