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The entire population of a city disappeared—vanished without a trace. Yuki, the sole survivor, joins Takuya, a contract courier, on a perilous journey to find answers within the newly named ghost town “Lost”. With a letter from Yuki’s father as the pair’s only lead, a secretive organization refuses to let Yuki and Takuya’s meddling go unchecked. (Source: Funimation)