My Mafia Girlfriend (2019)

You play as the protagonist, a young man who attends high school in the city.
From the outside, you appear to be an average high school student. However, you have one big secret…
You are the heir to the city’s most notorious mafia organization and must go through your daily life making up stories in order to hide your identity.
One day, a cute girl transfers into your school. Both her looks and personality attract you, but you soon find out that she is the daughter of the rival mafia group.