Yu Yu Hakusho
The Search Begins (1x9)
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Yusuke's three-day weekend is cut short when Botan delivers his next big case. Genkai, an aging psychic, will hold a contest to find a worthy apprentice to her powerful technique: the Spirit Wave. But an evil demon, Rando, plans to steal the technique and use it for mass destruction! Yusuke must go undercover and infiltrate Genkai's compound!