"Don't say it..." In the hit series, the "sister-in-law" appears! While my wife is away, just the two of us... I heard the sound of my reason shattering... The sister-in-law who works as an OL is rumored to have a superbly stunning figure even within the company! But... The other face hidden behind her, it's the S-filled face she shows when the desire switch is turned on... Once she becomes like this, no one can stop her! 'This is a secret between just the two of us; don't tell my little sister about it' Her hip movements become more intense, and I release my desire into her body... In the gap between vice and pleasure, how far will my sister-in-law fall...? The series' biggest eroticism is waiting for you...!
