Kowareta Sekai wo Kimi to Iku2019

In a desolate world, there were two men.
There was a man with curly orange hair and a man wearing a cloak.
The orange-haired man rolled his eyes. As if he had seen something unbelievable, as if he had seen a ghost, he was very surprised. But soon his expression changes to one of joy. His lips curled into a smile, and he ran closer to the cloaked man.

A apocalyptic sci-fi BL visual novel about two men who met in a broken world.