A Band of Thieves!

Afterward, Ace chatted with Eva for a while before reluctantly cutting the call. He ruefully sighed, "What kind of mission did the system give her?"

Ace became curious and couldn't help but open the Thief House Panel and look at Eva's member panel. He was satisfied when he noticed her growth. She was already an ascension warrior, which means she wasn't lying when she told him that she was thriving in the abyss.

Soon, Ace saw the active mission on her status panel, and upon reading the details, he was surprised, 'Find the most powerful authority of the Abyss of Wandering Soul, and the reward is a direct rank upgrade? The Abyss of Wandering Soul should be the name of the first abyss, but why would she need to find this authority? Are they hidden? Nonetheless, Eva's missions differ from those of the other house members. The position of Abyssal Architect Thief is not simple…'