Nein!
Kill Jasmine.
Die inside a dream
Lie to your brother when it really matters.
Get spoiled about the ending (not really).
Use Montgomery's requiem skill while there are 3 or more valid targets and all ghosts randomly aim for the same target.
Trust in the high chance of survival.
Have maximum friendship values with all characters.
Make Jasmine spit fire at maximum power (4).
Make Erika and Johanna declare war upon each other.
+10% Tech Cost
Lose Max HP.
Pet the fox.
Win a love battle.
Fire the railgun with 12 or more buff power.
Steal 9 or more Max HP in a battle with Ralf.