A Younger Stepsister Who Only Has Sex With Me on Days That are Divisible by 3 or on Days That Include The Number 3 and Her Friend Who Loses Control o…

[maxiusagi]

5 days till the 3some ?

 

[Erricane]

Well. He managed to pull through 3 days in a row. Let's hope that tomorrow is enough for him to rest.

 

[thycondrius]

day 30 better be good again

 

[HeatManga]

And the sister is on days divisible by 3 and has 3 in them. Has nothing to do with the month.
Pretty sure they fucked all March long in that special

The doujin is only of March 3rd as mentioned in the synopsis of that work.

 

[0mnifarious]

Sleep Paralysis Demon - Broke

Semen Demon - A(woke)n