フォーミュラを盗もうとすると、天然のおっぱいを持つブルネット熟女が逆騎乗位に情熱的に乗ることで終わります

A secret formula is being held by the scientist. The milf tries stealing it from him, but he is too smart for her. After capturing her, he lets her go, only if she rides him until he cums on her face.