In 'Hell-oo Whose These?', players step into the shoes of a disgraced interdimensional postal worker named Zip, who has accidentally mixed up souls destined for Hell and Heaven. As Zip, you traverse bizarre landscapes across various afterlives, engaging with eccentric characters, solving quirky puzzles, and making morally ambiguous choices that will determine the fates of the souls you've misplaced. With humorous dialogue, unexpected plot twists, and a nonlinear storyline filled with multiple endings, players must navigate through their own redemption story while encountering peculiar entities like the Lazy Grim Reaper and the Overwhelmed Guardian Angel.