The lack of Star Connection Pills was the primary reason why in one-hundred-thousand years of history, no one in the secular world ever managed to reach the Star Connecting Saint Rank.
While it wasn't impossible without, it required earthshaking talent and profound enlightenment.
In his youth, Adalwin was both the youngest and the most outstanding prince of his generation. Having passed the Celestial Church's examination, he left the secular world to study there for several centuries. Alas, several centuries after taking his throne, his eldest brother perished while trying to cross a fate tribulation. Thus, leaving the house defenseless.
Without another choice, Adalwin returned to protect the next generation, his nephew, Olrich's grandfather. Hence, destroying his own future.