Day 30.
The subject confesses to thinking about death almost every night before falling asleep.
When faced with persistent inability to drift off into sleep, he imagines he can breathe and see under water, and explores the ocean floor in search of red boxes of all the lost crashed planes that haven’t yet been found.
Alternatively, he imagines he can breathe in the outer space and is immune to radiation, and explores the universe in search of new planets.
