sheridan knew the moment his arm tightened on her waist and his lips began to move insistently against hers that she could n't have been expecting this ... not the stormy rush of sensation that made her gasp and cling tighter to him , nor the compulsion to yield her mouth to his searching tongue , nor the frantic beating of her heart when his fingers shoved into the hair at her nape , holding her mouth tighter to his while her body seemed to want to meet and forge into his .