The actual age of Instructor Fang was still not very long; he hadn't undergone an extended period of isolated cultivation. If he were to engage in years of arduous cultivation all at once, upon returning to reality, he would likely experience a significant disconnect.
Therefore, after cultivating in the Time Pavilion for a year, he often chose to return to Blue Star, to extricate himself from the illusion of 'a year passing in the blink of an eye,' and to revisit the reality and vibrancy of the real world.
He would enter and then exit, exit and then enter, spending the better part of a half-year in reality, exhausting his entire year's allotment of time.
"Now, my realm is..."
'Seven Senses Mythology: 5 strands of Divinity'!
It was roughly the level of a top-tier genius in mythology.
