This game will be trash until such a simple fix is made. If the game won't reflect the custom names and relationships, don't bother giving the option to change them.
In the future, try not to write MC as a clueless moron. An example being your early interactions with Hannah. It really takes you out of why you play this type of game and is a transparent attempt at padding the content.
Fantastic art. Neat idea. Work on your dialogue. Misspellings and bad grammar all over the place. I know it's a porn game, but proof read and edit that before you post it.