There are two types of people in this world.
Benics, the trait that gives blood, and Neos, the trait that drinks that blood.
Diego, a Benic, receives an unexpected proposal one day from Roman Frang, the master of the guild he belongs to.
“Are you interested in meeting twice a month, during each of our bloody cycles?”
“…Are you asking me to become your sex partner?”
“Something like that.”
Diego, who harbors romantic feelings for Roman, feels despair and disappointment, yet ultimately accepts his proposal.
And so, the two men’s secret relationship begins…
Iterato v2c23 
