The game blends traditional visual novel reading with interactive investigation segments.

[0100E5C018B4A000] is a mystery-thriller visual novel and point-and-click adventure originally released for PC and subsequently ported to the Nintendo Switch . It follows detective Sen Ikeda and his assistant Neneko Izumozaki as they investigate a millionaire's death on a secluded island. Core Gameplay Mechanics

: The game features various bad endings alongside the "True End". It is highly recommended to use multiple save slots , as some bad endings do not allow you to return to the last choice easily. Key Puzzle Solutions

: Certain puzzles include a countdown timer, which can lead to quick "Bad Endings" if you fail to act.

: Players must inspect environments to find clues. A common point of frustration for players is the need to click the same object multiple times or interact with objects in a specific order to trigger progress.