Erwin Smith is not certain when he is going to die so he stayed single, but his carnal desire for a certain someone stopped him from refraining himself for a little romance. His dirty little secret, (First Name)(Last Name), who put up with him since from the very start started to realize her feelings for him. Will she remain as Commander Erwin Smith's dirty little secret? -- Shingeki no kyojin Erwin Smith X Reader [LEMON] #ShingekiNoKyojin #AttackOnTitan Warnings! -Contains profanities. -Sexual content. -May contain grammatical errors, typographical errors, out of character demeanor, etc. Disclaimer: I do not own Shingeki no Kyojin/Attack on Titan, except for the plot and own character used. SnK/AoT belongs to Isayama Hajime. Also, credit(s) to the respective owner(s) of the pictures, etc. used in this boom.