It hits them. He'd told them what would happen. He has risen. Remember how he told you that when he was still in Galilee, that he would be handed over to sinners, be crucified and on the third day, rise again. There is new life, and as wonderful as it is, it was also jarring and even frightening for these women who met it face to face at the open tomb.
New life is frightening.
It is unnatural. Death is natural. Loss is natural. Grief is natural. But those stones have been rolled away this happy morning to reveal the highly unnatural truth.