I need help to achieve the perfection in this game

[AluneAysen]

I think I have found each rosary bead but I have an empty space, and I don't know why, it doesn't make sense because looking in the wikis I supposedly have everything but I still lack 1
DoveSkull - Hollow Pearl - Uvula of proclamation - Muted Bell - Piece Of Tombstone - Cloistered Sapphire - Moss Preserved in Glass - Calcified Glass Of Erudition - Consacrated Amethist - Ember Of The Holy Creamation - (The three Toes) - Perpetua Protection - Frozen Olive - Piece Of golden Mask- Drop Of Coagulated Ink - The young Massons Wheel - Big Bead Of Blue wax - Big Bead of Red wax - Wicker Knot - Sphere Of The Sacred SMoke - Painted Wood Bead - Bead Of Gold Thread - Amber Eye - Thorned Symbol - Scale of the Burnished Alabaster - Fire enclosed in Enamel - Pelican Effigy - Light of the lady of the lamp - Embers Of A broken Star - Scaly Coin - Crown Of Gnawed Iron - Cloistered Ruby - Silver Grape - Knot Of Hair - Quirce scorched Bead - Token Of Apreciation - Seashell of the inverted spiral - Weight Of True Guilt - Reliquary of the Sorrowful Heart - Reliquary of the Suffering heart - Reliquary Of The Fervoruos Heart

[f.ultron]

You're missing the Crimson Heart of a Miura

[Ziel]

Looks like you're missing the Crimson Heart of the blablabla or whatever. It's in the new library wing, inside a fake wall just left of where you enter iirc.

edit: what he said.