The Yakuza games story portrays Yakuza culture in several ways. It shows their hierarchical structure. The higher - ups have great power and respect, and the lower - level members have to follow strict rules. Also, their sense of justice within their own world is depicted. They have their own way of dealing with disputes and traitors which is part of their unique culture.
Since we don't have detailed information about this 'forced to live with a wolf like yakuza novel', we can only speculate. The main character is probably the one who is in the situation of being forced to live with the yakuza - like person. This character could be an ordinary person, perhaps a civilian who gets caught up in some sort of yakuza - related business. The 'wolf - like yakuza' is surely another main character. He might be portrayed as a powerful, menacing figure with his own motives and backstory. There could also be other characters such as a mentor - like figure for the forced character, or an enemy within the yakuza organization that adds more layers to the story.
Yakuza 0 isn't based on reality. It offers a unique and immersive fictional story filled with action, drama, and adventure. The game stands on its own as a work of fiction.
The story of Yakuza 3 is quite substantial. It typically takes players several hours to complete, depending on their playstyle and how much they explore the side content.
The length of the Yakuza 0 story varies from person to person. On average, though, you can expect to spend at least 30 hours experiencing the main narrative. With additional activities and side quests, it can be a much longer adventure.