The sixth installment of this popular series features the devilishly cute Mari Rika! She's a germaphobe and even uses a condom for blowjobs. Feeling unsatisfied, her sister is too eager, causing trouble... "Sis, you use a condom even for blowjobs? I'm fine without one. You're so oblivious, she'll never find out! Come on, let's have fun and finish inside!" Defeated by her little sister's devilish whispers, I can't stop finishing inside! I just hope her sister doesn't find out...
