The S-Tier Slut Stats of a Girl Too Plain to Join the Hero's No-Romance Party

After getting wiped out in the Milking Dungeon, the Master Hero and the S-tier slut Susu are now in a relationship. Unfortunately for them, their guild doesn't allow in-party dating! They'll have to keep their affair on the downlow with sneaky blowjobs in the storage cellar, hidden handjobs while ea