In 'Who’s This? The Ultimate Celebrity Mystery', you find yourself in the glamorous world of high society, where forgetting the name of a celebrity at a party can lead to catastrophic social faux pas. As the protagonist, you’ve mysteriously been invited to a star-studded gala attended by A-listers, but due to a strange twist of fate (a mix-up with a mind-erasing virus from a disgruntled former assistant), you can’t remember who anyone is! It's a race against time as you navigate through witty dialogue, clever social interactions, and absurd scenarios, trying to piece together not only the identities of the attendees but also a conspiracy threatening the entire entertainment industry. Gather clues, build alliances with eccentric characters, and ultimately, determine if you can save the night or become the biggest joke in Hollywood!