One might think that after spending six years serving as a Galaxy Garrison senior officer, leading dozens of dangerous missions into enemy territory, personally overseeing the deaths of Zarkon’s highest generals, and getting his arm blown off only to be replaced by a weaponized prosthetic against his will, Shiro would be prepared for anything the Universe threw at him. He was not prepared for Keith and Lance.

When looking into the code Pidge hacked in Shiro's arm, Matt finds something. Shiro sees an opportunity.

Shiro is waiting for Keith on the bridge when Matt comes to say hello. Keith finds them in a compromising looking position, which accidentally opens up a new world of possibilities. Written for Kinktober Day 4 - Spitroasing

“I still - I don't-” Shiro feels like his brain is broken. “I still don't get why this is necessary.” “All aspects of physical stamina are tested during the trials,” Kolivan replies, standing next to him as both of them watch the screen. “Awakening the blade is only the first step. Your friend is an omega, and all omegas currently serving with the Blades have lasted an hour or more on this device. It is protocol.”