Phsycotic Love- Harley Quinn x Aot

This story is when the all known infamous "Harleen Frances Quinzel" is trapped in an all knowing anime 'Attack On Titan'. This is Harley's most favourite anime, so knowing what is to come, is she going to be able to change everyone's Fate including her own, and will she be able to earn everyone's love unlike her previous reality?? (EDITED!!)