Ep. 1: Isolated boy Jun Sakurada contracts with talking doll Shinku after receiving mysterious package

Jun Sakurada is a hikikomori who legally avoids school and isolates himself from the outside world. He spends his time ordering unusual items online, only to return them for refunds. One day, he receives a paper asking if he wishes to wind something. After Jun carelessly accepts the offer, a mysterious box appears containing a doll. The doll, capable of movement and speech, introduces herself as Shinku, the fifth doll of the Rozen Maiden. Jun enters into a contract with Shinku, thereby becoming her medium. This arrangement marks the beginning of his involvement with the living dolls and their associated duties.

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