Tom is at a loss: His grandfather Florian has Alzheimer's and refuses any help. While Florian's yesterday fades away, Tom desperately searches for a caregiver in the present. But none want to stay, because as soon as Tom leaves the apartment, the charming old gentleman turns into a nightmare. Until Ani shows up at the door. Without a home, but with a broken heart. All attempts to scare Ani away fail. Gradually, Florian begins to open up to her and starts to recount against forgetting. Especially about his great love, Grete. And in doing so, he changes not only his life but also that of Ani and Tom.