Her Vampire Guardian

Betrayed by her boyfriend and teammates, Nina Jiang falls into an infinite-flow Instance world, saved by guardian Nox. She transforms from weakling to formidable force, fighting her scumbag ex and his malicious new partner. Nina and Nox protect and fall for each other, uncovering the conspiracy behind the Instances and their past connections. Nina conquers Instances, finds true love, and lives her brilliant life with Nox in the infinite-flow world.