It was a grimoire. Not just some podunk D&D spellbook, but a limited-edition "Grimoire of Marisa." How could I pass that up? Turns out, very easily. Well, at least I didn't cosplay as one of the actual characters; I don't have the legs for a dress.
A game of war in the eastern land of fantasy draws a single human, and the ponies he drags along with him, in with promises of something interesting happening for once. A comment driven story based on the strategy game Sengoku Gensokyo by Coolier.
Two lunar princesses' childhood friendships are re-surfaced due to a simple letter. Afterwards, a mysterious connection between the two dream lands starts to form, little by little.