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"aachi & ssipak (Ssipak" is pronounced like the English words "she pock" run together) is a 2006 animated South Korean film, directed by Jo Beom-jin and featuring the voices of Ryoo Seung-beom, Im Chang-jeong, and Hyeon Yeong. It screened at the 2007 Seattle International Film Festival.
In the future, all energy sources are depleted, except human excrement. To reward production, people receive addictive, popsicle-like "Juicybars". Aachi and Ssipak are street hoodlums who struggle to survive by trading black market Juicybars. Through a chain of events involving their porn-director acquaintance Jimmy the Freak, they meet wannabe-actress Beautiful, whose defecations are rewarded by exceptional quantities of Juicybars. For that reason, Beautiful is also wanted by the violent blue mutants known as the Diaper Gang (led by the Diaper King), the police (most notably the cyborg police officer Geko), and others"