armin and Annie loved each other since childhood and finally they ended up dating. but good days didn't last long and after 6 months of dating, Annie passed away due to blood cancer. Since Annie has gone, Armin feel lonely and depressed. Your heart breaks when you see him like this, he's not the armin you used to know. during the lunch break, you go up to the school roof, seeing armin sitting there, eating his lunch, he looks sad, not wanting to see anyone