Have a Look When the Time Comes

The protagonist was originally the apprentice of a hermit master, but because of the master's request, he went down the mountain and entered a high school to experience the human world. Later, he was plotted by a villain to hide his strength and died unjustly. After his death, his soul temporarily stayed in the world because the master gave him a magic weapon. He realized that the school beauty he had been alienated from was the only one who could redress his grievances. The magic weapon sent him back to the day he came down from the mountain. This time he decided not to hide his strength and live a new life with the power of controlling water~ This novel and its characters are purely fictitious. Any similarity is purely coincidental and should not be imitated.