300 En no Otsukiai Anime Edition (2016)
One day at the supermarket, a boy meets Manami Sugiura, a petite girl looking at the snacks corner, mulling over as to which snack to buy with her limited budget. Enticed by her cuteness, the boy decides to treat her to a snack worth 300 yen, but only in exchange for something somewhat inappropriate.
...
Seasons & Episode
1
Episode 1 - OVA
September. 02,2016
Manami is treated to sweets in exchange for favors and these favors become increasingly sexual day by day