Requested by: Sapphirus_Prime

Recently Optimus, your boyfriend, has started his heat cycle. And recently you had started your period and you were super horny. So while your visiting the Autobot base you both decide to do it.

_______________________________________

You groaned in frustration as you drove to the Autobot base. Despite being on your period you were super-

__________

The rest of this chapter is posted privately on my ao3 account for members only