Mystic Messenger

In Mystic Messenger, the player takes the role of a female character whose name can be changed and has no default one.

The female main character, who is often referred to as MC, heroine, or simply protagonist, downloaded a mysterious app that leads her into living in a closed, secured apartment owned by someone named Rika, who is also the founder of a charity organization known as the RFA (Rika's Fundraising Association).