Here is the structured information regarding the game and its progression up to Chapter III: Game Overview Fragile Innocence Genre: Visual Novel / Adult Simulation Game
Update: Fragile Innocence Chapter IV ver. 0.1 full beta (windows) 0.1 full beta (windows) Fragile_Innocence_Chapter_III_v.0.96_Final.rar
The file format .rar indicates it is a compressed archive containing the game files for Windows, which needs to be extracted before playing. Here is the structured information regarding the game