The choices you make in the first 5 episodes will only tweak dialogue and things like that, though the final episode will feature a major moral choice that'll lead to either the canon ending, or a much darker alternative ending.
Sorry for the wait!
PS. Episode 5 is going to be the best episode so far by a longgggggggggggggggggggggg shot! Lots of twists, reveals and action!
-Rewrote Julius/MC conversations to give it more emotion, depth and character
-Added two new bits of music to Julius bedroom scene, replacing one of them
-Crystal Clocks book is now added to your inventory
-Added flash back visuals in the beginning to set up the first scene in episode 5
-Tweaked some lines here and there
-Improved some of the writing
-Fixed "in position" typo
-Fixed "body" typo