C470 Three Plans

"Before you completely master the ability of soul possession, it's not advisable to use it too much. If you use it too frequently, it might cause your soul to die prematurely. That's why we think that Ila might be a soul possession," Hornsby said.

"In other words, she won't use her soul's power unless it's absolutely necessary, right?" Egerton nodded.

If it was only one or two times