C2283 Teardrop of Gratitude
He wouldn't have to worry about that if he were to change to a higher level water attribute cultivation technique. Generally speaking, the speed of transformation was very fast, unless one had heaven-defying luck.
The cultivation technique Shen Shu gave the three girls was of the fire attribute, and was exactly the same as the《 Great Crimson Heart Sutra》 that they originally cultivated