Save Me From The Stars- a miraculous fanfiction

This is a soulmate AU where you have to find your soulmate before you turn eighteen. If you fail to do so, well you die. Marinette Du-pain Cheng is nearing her eighteenth birthday. Adrien Agreste's birthday has already passed, so he's living on borrowed time. When Adrien figures out that Marinette's soulmate is his al...