Lincoln Cross is an ordinary man who confronts his mortality and extraordinary experiences within the twilight of his life. He encounters extraterrestrials, angels and God during a period of his life where nothing is valued more than answers. When he is physically transformed during an encounter with God, he taps into powers and abilities that only aliens could understand.
His experiences in a world shared with extraterrestrials help him define his spirituality and purpose. He attempts to answer his most profound questions in life while playing a key role in the salvation of humanity amidst the integration of aliens on earth.