I normally go at frame 20 for the pose.

Try with between 5 and 10 for the drape to start with.

Switch on cloth colission.

When doing the Clothify, try a different seeting than the usual 1.00 for the Collision Offset. Try .75 or .50.

All the best.

LROG

Who honors those we love for the very life we live?, Who sends monsters to kill us?, and at the same time sings that we will never die., Who teaches us whats real?, and how to laugh at lies?, Who decides why we live and what we'll die to defend?, Who chains us?, and Who holds the key that can set us free... It's You!, You have all the weapons you need., Now Fight!