Dorei Tensei: Sono Dorei, Saikyou No Moto Ouji Ni Tsuki

• Dorei Tensei: Sono Dorei, Saikyou No Moto Ouji Ni Tsuki (Reincarnation of slaves-the slave, the strongest former prince-)

Alternative : 奴隷転生～その奴隷、最強の元王子につき～

노예 전생 ~그 노예, 최강의 전 왕자에 대해~

Author(s) : Karayumi - Haraguchi Fuuta

https://manganato.com/manga-jj987166

https://jmana1.net/book?bookid=15213

https://manatoki95.net/comic/6089289