Installion:
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1.Just dump everything inside the Data folder to C:\Program Files (x86)\Steam\steamapps\common\skyrim\Data , Merge if asked

2. Check the lilithssickle_axe_1.esp in the launcher 

3. You're ready to go :)


Mod Organizer 2/Vortex/NMM:
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1. Use the Mod Manager Download Opiton in the files section