Chu You smiled silently, Jin Chuiduo had not interfered with his indiscriminate killing of the prisoners beforehand. They had also discussed their views on the captives, and so Chu You knew what Jin Chuiduo's attitude was towards these Japanese war prisoners. During the mission, Chu You constantly endeared himself to Jin Chuiduo while planting a seed of trust in him, all of this breezed open the doors to the Eastern Fortress's owner's approval of his actions.
The battle was impending, and the enemy was Japan again. Any slip-up leading to the release of the prisoners would be a grave issue. Over 10,000 Level 100 prisoners! Who knows what kind of damage they could inflict on the Eastern Fortress once their attributes were released.
Besides, managing so many prisoners had strained the combat power of the fortress and consumed a lot of resources.