Cognition Episode 4 is the fourth episode of the popular android game, where you will help Erica make the right choice. In this quest you will need to solve difficult problems and solve complex puzzles. The plot of the game begins with the fact that our heroine finally finds the killer of his brother. The investigation that lasted three years came to an end but before our heroine Erika had another problem she should make a choice in the direction of revenge or justice. Help Eric make the right choice and come to the final of the story. Around the heroine will be incredible events, it will be surrounded by people who can not be trusted, but she must complete the investigation that began three years ago.