"Use that hand to hold your leg,"  he guided his hand to the leg."  And spread a little wider for me, hm?" his free hand traced his thigh, guiding his leg back out of the way as he adjusted his position, kneeling with his thighs spread, one just under his leg.  Not as close to his face as he wanted to be but he had more leverage.  "Just feel me. I'm not going deeper, but I'm going to move a little now. he twisted his hand inside the tight passage a little and  nudged his insides with his thumb knuckle until he found that perfect spot