C234 You also Believe What the Novel Says

Chu Xuan thought to himself: "I need to level up. He already knew from the system that as long as he leveled up to the spirit level, he can treat the majority of cancers."

However, he needed time to level up, so he couldn't say it out loud. He could only find an excuse to explain.

Cai Ji and the other two looked at Chu Xuan in confusion. They didn't understand why Chu Xuan was waiting for them