Akuyaku Reijo Nanode Rasubosu o Katte Mimashita



Summary taken from novelupdates:

This is the world of the otome game of my previous life, is not it? 
If so, I’m caught up in the battle between the heroine and the demon king,
the one who is going to die is me…… don't joke with me!
Let’s avoid the death flag by capturing The Last Boss (Demon King)
The reincarnated villainous daughter goes through the heroine, former fiancée
and childhood friend, gets a lot of work and so on with his or her business,
and the story of being loved by Maou.

Indonesian TL: Shoujo Romance Blog

Author(s)      : Nagase Sarasa || 永瀬さらさ
Artist(s)        : Murasaki Mai || 紫真依
Language     : Japanese
Year                 : 2017
Status in CCO : 231 Chapters WN (Ongoing) || 5 Volume LN (Ongoing)
Original Publisher : Kadokawa || Syosetu
Novel RAW : Syosetu
Manga : I’m a Villainous Daughter, so I’m going to keep the Last Boss 
Manga Raw : 悪役令嬢なのでラスボスを飼ってみました [JPN] || 
作为恶役大小姐就该养魔王 [CN]

Volume 1

[Volume 1] Side Stories

Volume 2

[Volume 2] Side Stories

Volume 3