I'm a former slave, but I tried to buy an oni slave who I later found to have too much energy so I want to throw him away...

También conocida como: I Bought a Demon Slave but He's So Strong That I Want to Throw Him Away..., I'm a Former Slave, but I Tried to Buy an Oni Slave Whom I Later Found to Have Too Much Energy, so I Want to Throw Him Away..., Moto Dorei Desu ga, Oni no Dorei o Katte Mitara Seiryoku ga Tsuyosugiru node Sutetai..., Moto Dorei Desu ga, Oni no Dorei wo Katte Mitara Seiryoku ga Tsuyosugiru node Sutetai..., 元奴隷ですが、鬼の奴隷を買ってみたら精力が強すぎるので捨てたい..., 元奴隷ですが、鬼の奴隷を買ってみたら精力が強すぎるので捨てたい……, 本来身为奴隶，买了鬼做奴隶结果却因为精力太旺盛了好想扔掉 · Moto Dorei desu ga, Oni no Dorei wo Kattemitara Seiryoku ga Tsuyosugiru node Sutetai...... · 元奴隷ですが、鬼の奴隷を買ってみたら精力が強すぎるので捨てたい…… · Moto Dorei Desu ga, Oni no Dorei wo Katte Mitara Seiryoku ga Tsuyosugiru node Sutetai... · I'm a Former Slave, but I Tried to Buy an Oni Slave Who I Later Found to Have Too Much Energy, so I Want to Throw Him Away... · I'm a Former Slave, but I Tried to Buy an Oni Slave Who I Later Found to Have Too Much Energy So I Want to Throw Him Away... · I Bought a Demon Slave but It's Too Strong That I Want to Throw It Away... · Bought a Demon Slave but It's Too Strong That I Want to Throw It Away... · Moto Dorei Desu ga, Oni no Dorei o Katte Mitara Seiryoku ga Tsuyosugiru node Sutetai... · 本來身為奴隸，買了鬼做奴隸結果卻因為精力太旺盛了好想扔掉 · 本来身为奴隶，买了鬼做奴隶结果却因为精力太旺盛了好想扔掉

It has been seven years since Sora Ono was sent to another world, where she was enslaved. Because of a clerical error, her “slave” status was revoked, and Sora walked away a free woman. Then one day, she purchases a slave...