Terminally ill with stomach cancer, algorithm genius Nina Sutton spends her final days watching her husband, Hayden Lowe, destroy her mother’s keepsakes and repeatedly hurt her for his childhood sweetheart. Heartbroken, Nina is killed by Hayden on the night of their divorce, only to be secretly brought back to life by her partner using her own groundbreaking algorithm, Nirvana. Now she returns at the height of her career, with Hayden finally drowning in regret. At a party, he begs her to take him back with tears in his eyes, but she only gives him a calm, unfamiliar glance. The love he once had is gone forever, buried with the woman she used to be last winter.
