Killed by My Ex, Reborn as the Sun God's Bride

Ella, a forest elf with purification magic, is betrayed by her sister Lina and fiancé Reno, who steal her power and abandon her in a cursed forest. She is saved by Herries, a half-dragon cursed Sun God, who turns back time before her engagement. After rebirth, Reno chooses Lina, while Ella unexpectedly proposes to Herries and becomes involved in breaking his ancient curse.