"The Ultimate Lycan System" is a captivating and intriguing title that suggests a blend of fantasy, science fiction, and perhaps even self-help elements. This novel likely immerses readers into a world where werewolves, or "Lycans," hold a central place, possibly as a metaphor for transformation, power, or overcoming inner struggles. The story might revolve around a protagonist who gains control over their lycanthropic abilities, navigating the complexities of dual identities, societal norms, and personal growth.

The novel could explore themes of duality, morality, and the struggle between human and animal instincts, pushing boundaries of what it means to be human. It may delve into relationships, friendships, and the consequences of embracing one's true nature, while also incorporating elements of action, adventure, and romance. The ultimate lycan system could be a system of knowledge or training that helps its users harness their powers responsibly, hinting at self-improvement and self-discovery.

However, without further context or a detailed synopsis, it's challenging to provide a comprehensive analysis. Regardless, readers seeking an engaging tale with elements of supernatural intrigue and character development would likely find "The Ultimate Lycan System" a thrilling and thought-provoking read.

Arthur's original father was not reincarnated in the inverted world but another man from his previous world who was carried away by his anxious desires and died in the end by a succubus.