Dr. Adilene Roth creates a breakthrough medical marvel she deems Synthetic Antimicrobial Proliferation (SAP). Her mentor and future presidential hopeful, Dr. William Hersey, has bigger plans for SAP than curing infectious diseases.

However, the miracle is short-lived. SAP and the Merged hide a secret that changes everything. Dr. Roth must now clear her name, find a cure and survive 'the Merged,' all while trying to escape the clutches of her powerful enemy, Dr. Hersey.