Not Sure About That is an interactive trivia quiz game designed for Windows users. Set in a captivating oceanic environment, players help Tom navigate through a series of 555 multiple-choice questions across various topics. The objective is to correctly answer each question to progress, with the ultimate goal of winning the prestigious Golden Brain trophy.

The game features a straightforward mechanics where a correct answer allows players to advance, while an incorrect one results in falling into the water. Fortunately, checkpoints are established after each question, ensuring players can continue from their last correct response. This combination of trivia and risk creates a dynamic and engaging experience for quiz enthusiasts.