Armin's life changes for ever when he sees a mysterious boy standing alone in the rain. He is later confronted by the strange boy, who's name is Eren Jeager. As the two become close friends, Armin catches himself falling in love with Eren, and Eren catches himself falling in love with Armin. But there are still so many things Armin doesn't know.... The secrets, the lies, the pain. And it's all hidden behind a smile. Will Armin ever really get to know Eren, or will this just be another unhappy ending?