Weird Ice Valley, ready to do something big

There is a dark mass at the bottom of an iceberg on the left.
Driven by curiosity, Beale walked over cautiously.
Looking closer, the pitch-black object looked like a coffin, sealed at the bottom of the iceberg, separated by hundreds of meters of ice.
When Beale was about to look away, his eyes fell squarely on another corner and he saw an even more shocking scene.
Beneath the thick and cold glacier, there was a blood-stained corpse with a hideous face and wide-open eyes.
Pupils...