Hidden truth is about finding out what happened to your father. The MC has just recently left the military. He finds out that while he was in his father passed away. As you play through the game you will discover various clues on how he died. The choice with what to do with this information is yours. You can exact revenge or forgive and forget. Or maybe there will be other options. You will be living with your step family. As you progress in the game you will meet a variety of character that you will be able to have a relationship with. How deep this relationship is will be up to you.