Reuniting with my Ex's Cousin during an Apocalypse

After suffering from a tragic death at the hands of her lover's family, Renee is unprecedentedly reborn a thousand years later into the future. Accepting her fate without questioning the reason behind her untimely second chance, Renee, who wants nothing more than a normal, peaceful life is faced with an even more unexpected challenge when she is forced to navigate the terrain in the world of a monster apocalypse invasion, and that too with a system? [Congratulations Agent! The system has identified individuals with exceptional abilities to navigate the combat invasion. User has been selected amongst five billion people in the Stellar system to evacuate the land.] 'Evacuate the land to where???' Renee wanted to scream. Not only does she have to survive this bloody epidemic with her supportive brother by her side, but she finds herself becoming a part of the guild that was controlled and owned by her ex-boyfriend. What happens when she remembers a pair of golden eyes amongst the three mafia brothers? And how in the hell is the owner of those eyes related to her cruel ex? How is he related to her?