Karen Bryant, a dedicated student, finds her ordinary life upended in the aftermath of a chaotic incident at the library. Initially seeking a peaceful study session, Karen's world turns nightmarish when an inexplicable attack propels her into a dangerous reality filled with zombies.

Struggling to comprehend the chaos, Karen's encounter with the undead forces her into a desperate fight for survival. Amidst this turmoil, she discovers a startling reality — she's now part of a mysterious, game-like world where she gains abilities and levels up.

As she navigates through this apocalyptic landscape, she confronts not only the undead but also the moral dilemmas and the burden of her newfound power.

Will she survive and thrive in this survival of the fittest mess? And where are the other survivors...?