Their expedition team thought they were walking into a cave for cover from a storm, but really they were entering something far beyond their understanding. As they go deeper, more horrors are uncovered, revealing the truth: they are far from the first scientists to be lost within the massive body.
The remaining survivors of the S.I.N.E.W. expedition ally themselves with an incomprehensible Stranger. This fleshy Stranger claims the way back to the surface is across an impossible ocean. But what lies waiting for them on the distant shore? And why is the sun watching them?