Cheerful Eros Project (18+ manga) >Out of Print<

A collection of 10 very cute short stories.
Piledriver: Naohiro’s fondest memory is of being piledrived by his spunky classmate Tomo.  But the new Tomo has become cold and indifferent… and a whole lot sexier.
Onii-chan is the Panicky Type: A brother goes to extraordinary lengths to protect his sister from sexual predators, but couldn’t protect her from himself.