Sorcerer: I want to be an Academic Prodigy

Upper Grade: Night Moon Map.

Ivan saw it clearly, this was undoubtedly an upper class Original Force Treasure, just like the pair of Moon Blades and the armored skirt that the Dark Night Mother Goddess held; one must admit, this ancient Goddess was exceptionally wealthy.

This also gave him a great sense of security.

...

Crescent Lake, the water quickly covered everything inside, spread to the lake mouth connecting to the Star Realm River, but was firmly suppressed under the membrane at the mouth, unable to advance a bit further.

"What’s going on, at this point, why hasn’t anyone come out yet?"

"It’s over, it’s almost half an hour, if they don’t come out, it’s probably going to be hard to escape."

"There’s barely anything in this damn place, I’ll be damned if I come again."

This time the water rose slowly, lasting for eighteen days, which led many people to venture deeply into Moon Lake, inside it was intricate and complex, after the water rose again, many were caught off guard and got trapped inside.

At this time, those guarding by the mouth of Crescent Lake were the ones whose companions hadn’t returned in time.

Official source is novel(ꜰ)ire.net

"Screw the heavenly treasure! Who knows what hidden corner it’s in, might not even be in Moon Lake Forest, better to go back."

"Ah! Let’s go, let’s go."