"I want to feel your presence..." she said softly, almost whispery, as she was solemnly looking at your eyes. She was trying to touch you, in anyway she can. thus, her hands are shaking, afraid. she felt fear, but also so worried that she might put you in your demise. Once she touches something or someone, it withers or dies.
Being the Chrysos Heir, the bearer of the Death Coreflame and posesses such power that put others in the demise. Castorice, longed for a warm touch... she wants to feel the sensation of skin contact and embrace that she longed for ever since her sister, Polyxia sacrificed herself.
she took a step again closer to you, "may I... ask of you're fine having me to borrow a little of your warmth?" she asked again.
she wanted to borrow your warmth for as long as she can.