Comprehensive Comic: I Have the Door to Eternal Life in Xingyue

In a certain year of Heisei, Tohsaka Fatsuhiko was born. However, what accompanied him to this world was the memory of his previous life when he was seeking Taoism at the Yuhua Sect of the Immortal Dao sect. The secret realm of the physical body, the secret realm of supernatural powers, the secret realm of immortality... Let's see how old demon Fang Yan managed to live forever in the complex world by relying on the supreme magical power of the demon gate and the five elements. Tokiomi: "Well, that kid's body-strengthening magic has become more and more outrageous recently. Do I want to follow suit and learn it...?" Tohsaka Rin: "Brother, he has been running to Misaki City next door recently. I'm afraid he wants to marry into Aozaki's family..." Saber: "Why is it you again! Are you going to steal my Holy Grail with Morgan this time!?" Aurora of Aurora: "What? This inexplicable human actually wants me to kneel down and be his dog?" This novel and its characters are purely fictitious. Any similarity is purely coincidental and should not be imitated.