This town should have been familiar with, but suddenly became strange at some point.Taxi driver Ogata's life is as dull as water, without family, and rarely interacts with people.He is introverted, narrow-minded, taciturn, and is an out of place.The only friends who can be called his doctor Wuli and his classmate Jihuaye in high school.The passengers he contacted in daily life seemed to have some unusual traits - Kazawa, a college student who longed to be paid attention to in the online world, a nurse Shirakawa who hides secrets, and a pair of funny partners named "Brothers Homo sapiens"... These seemingly trivial and boring conversations inadvertently connect the mystery of a missing girl.