Premise: How much would you do for 5000 yen? She gets picked up by a game show (or something) to take a challenge to go into the men's bathhouse for 5000 yen. Higher levels (never explained) give more money, 35k and 55k. As part of the 5000 yen challenge, she gets raped.
You can buy the digital version on DLsite: http://www.dlsite.com/ecchi-eng/work/=/product_id/RE103779.html
EDIT: Apparently, he seems to be working on the sequel for next Comiket.
EDIT 2: Translation complete, editing to be done in future.