In 'Whose Treasure Is This?', players assume the role of an eccentric artifact appraiser dragged into a chaotic treasure hunt after a mysterious map is dropped at their doorstep. As players traverse vibrant locations—from quirky flea markets to abandoned castles—each stop reveals clues about the treasure's origin and its previous owners, leading to outrageous characters who all claim the prize. With puzzles to solve and absurd dialogues to navigate, players must outsmart rivals while discovering that the real treasure may be the friends and laughter they find along the way.