Before successfully being able to commit suicide, Takeshi Hirota, a bullied high school boy is transported to another another world where he is accepted by the orcs due to his appearance.

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A beast tamer without a familiar, Lock had been supporting his friends in an S Rank party until they finally decided to use him as a decoy and abandoned him. After a conversation with the Fenrir his party was attacking, it chose to serve him as his familiar. By using and expanding the [Mini Monster Garden], Lock gathers more and more familiars to form the strongest- and cutest- party ever. Behold, a fantasy where men and beasts go on adventures together.

Set in the fictitious city of Greater Tokyo Ward where people using the device "SCM" that can make others into slaves. In this world you can "borrow" and become a "slave" or "lend" and become a "master"? This work is the latest in the mystery-group image drama "Slave Ward" series by Shinichi Okada, with a cumulative circulation of over 3.6 million.