Chi Yu

Overbearing loyal dog devil x high mighty calm and cold swordsman, as a pair of lovers forced to part in their previous lives, in this life at last both of them meet, the cold swordsman has lost the memories of his past life, the domineering devil turned into an attached, loyal dog, you don't like my devil's appearance? Then I'll become a cute pet and accompany you! Want to eat sweet candy? Come and follow this super sweet candy series!Official English Translation 

Princess Carnephelia was unloved and neglected until she met Helis, her first love. However, under the evil plots of her half-brother, Prince lanfried, she ended up destroying the only boy she ever loved. Devastated by what she had done, the princess swears revenge... even if it entails her life being cursed for eternity. Original Webtoon: Ridibooks, Naver Series, MrBlue Official Translations: English: Manta, Tapas, Tappytoon, LINE Webtoon, Lezhin US Others: Japanese