Pairing: Eren x Levi There are three important rules to follow when Eren having sex with Corporal Levi : 1. No lights, 2. Don’t ever call his name, 3. The Corporal is always on top. Eren always feels empty after having sex with Corporal, like there’s no “feeling”. Eren then tries to make Corporal happy everytime they have sex, will he be succeed?