In My Rebirth, I Help My Love Rival Fight for Favor

Is there anything more tragic than being reincarnated into a love rival? Yes, that means this love rival still has a blood feud with you! Is there any more bloody rebirth than this? Yes, that means you still have to stare at the face of your love rival, your enemy's body, and fall in love with the scumbag who cheated and kicked you! Is there anything more shameless than this? Yes, that means you have once again fallen into the love offensive of a scumbag... Concept: The truth of things is not always what you see