David's comfortable world is turned upside down when his birthmother unexpectedly reaches out to him, longing to meet the 18-year-old son she's only held once....

故事以Franklin和Irene York这对爱人为中心，他们多年前发现了一个掩埋在自家后院下的舱体密室，通过它可以去往一个陌生荒芜的星球。从此他们便小心守护着这个秘密，但当一个神秘的年轻男子进入他们的生活后，York一家平静的生活迅速被搅乱了，而他们自以为十分了解的神秘舱体密室，比想象中要复杂得多。...