Don't ask why, but I feel like someone should die on the final episode..
Theroy: Juju is homophobic-
Ok, so if you wanna do the Natsuki Route, first, you must choose words like Manga or Doki-Doki, ect.
That game was easy! To get the depressed ending, sleep at the end of the game. Use the phone to browse the web, play tunes you know.
Don't interact with the map.