Well, the original story of 'A Man Called Otto' centers around Otto, who starts off as a solitary and somewhat bitter individual but undergoes a transformation through various encounters and experiences. It's a tale of personal growth and discovery.
The main plot is about Otto, a grumpy man. He has a set routine in life. After some life - changing events and interactions with his neighbors, he gradually starts to change and open up. His past experiences, including his loss, have made him the way he is, but new relationships start to thaw his cold exterior.
The story of a man called Otto could involve his journey of self-discovery, facing obstacles and finding solutions. Maybe it also delves into his past and how it shapes his present.
It's likely not a 100% true story. Writers often draw inspiration from various sources and blend them to create a compelling narrative that might not be strictly factual.