Demon Slayer, Spirit Endowment

Wayne had calculated that this situation could be maintained for 20 years.

This time was enough for An Kai.

This was the second method that An Kai once thought was " time-consuming and laborious."

He had thought that the best first choice would be for Milton to break through the Undead Cage.

After all, An Kai felt a headache just thinking about the second option.

He didn't expect Wayne to have such an ability as a Scholar.

He only briefly explained his thoughts, and Wayne held An Kai's token in his hand. With the help of Mason, he formed a "trouble-solving" team.

In just a day, he had come up with the ideas for the two buildings, and An Kai only needed to provide some ideas and ideas.

This result was beyond An Kai's expectations. He had thought that it would take months or even years to find the most suitable plan for him.