Nosebleeds are SO Heisei. In the Reiwa era it's all about handgasms.
And the pants bulges
Brazen, bare handholding complete with massages and fluid transfers?
She's just working to smoothen and soften his hands to prepare them for her own future needs.
Man got a taste of her skilled and dexterous hands. Also, she should probably note down that his hand is a sensitive weak spot...