stuck, stuck, stuck

Hi, I have finally cleard all the dark eidolon then i obtained this perfect dark matter

where is the key hole? i tried finding for hours
cannot find -_- really need help

any possible hints?

this perfect dark matter sells for 50 crystal shards !!! where is this key   

lalaninja wrote:Hi, I have finally cleard all the dark eidolon then i obtained this perfect dark matter

where is the key hole? i tried finding for hours
cannot find -_- really need help

any possible hints?

this perfect dark matter sells for 50 crystal shards !!! where is this key   

the island Below Kilrog

sowhere in southern of map / but it's inapproachable / inaccessible because some black wall sorrounding it

(in old version, there is nothing here, but yesterday i found a "key hole", like a place of put something like a gem or crytal, a lot of lightning bolts and bla bla bla)

good luck