Thom's concentration, coupled with the horrific sights around him, push him deeper into himself. His ears ring and his eyes are plunged into darkness. He wanders aimlessly off down a random corridor, paying no attention to his surroundings...
That's my suggestion for the result of 'snake eyes' there. GM?
Rolls
Search (trained) - (1d20+3)
(1) + 3 = 4
Listen (trained) - (1d20+3)
(1) + 3 = 4