1.0 link Rainbow Dash Network http://rainbowdash.net/ Cerulean Spark (ceruleanspark) http://rainbowdash.net/ceruleanspark http://rainbowdash.net/notice/2945502 @<span class="vcard"><a href="http://rainbowdash.net/user/4320" class="url" title="RDN's Lucifer"><span class="fn nickname">nerthos</span></a></span> It does change, but not in a day-night cycle. As you free more of the city the light shifts from red to blue. Once you finish the story you can select what tone you want, including the Vintage filter from the start of the game, and a dark Noir filter.