The appearance of this stone chest was a huge revelation for Grenade-Throwing Senior Immortal. As for why it had been in the hands of the Shadow Stream killers, it actually wasn't hard to guess after careful consideration. After all, the stone ghost mask was something that opportunists scrambled madly for in a bid to obtain great power within a short time frame.
It wasn't just Mo Immortal Castle that was looking for it; dark forces were also carrying out their own investigations, which wasn't anything odd.
