Best ending
Have Marlone and Schia both at level 50 at the end
of the game to get the "Two legendary people" ending.
Bonus option
Successfully complete the game. When the game is started
again, a "Bonus" option will be unlocked. Select it
to access "Art Gallery" (view artwork), "Music
Theater" (sound test), "Central Theater" (view
endings), and "Playpen" (play mini-game) options.