Chapter 150- Birthday Accident (Part 1)
A few days passed and finally, the day of the birthday arrived. During that period of time, Kaya had to keep an eye on every single person who enters or leaves her father's mansion.
She investigated every single one of them, their history, their activities in the past few days, and many other small details that could be ignored by most
She barely had time to sleep or eat. But, Kai made sure she rested properly and ate properly even if it was by force. An Origin User can go so much without sleep and food. Kaya at most can handle 30 days without sleep. But, that doesn't mean staying awake for 5 days won't affect her head, especially when she doesn't eat.
But, that wasn't Kai's main concern.
"You need to stay in your peak state if you want the training to work."