Caelestis. (Circle)

Gilgamesh, rather than making a legend of banging a goddess, decides to make world's first shounen-ai literature and in the end dies, after losing the hard-earned immortality potion to random snake out of pokemon bushes.

This doujin tells the tale of the fight between the team of Gilgamesh and Enkidu against the beast Humbaba from the original Epic of Gilgamesh, instead utilizing the characters as they appear in the Fate universe