Psycho Boyfriend [J.JK ff]

y/n transferred to a new school and was nervous.She then met a boy named Jeon Jungkook they became good friends but y/n started noticing Jungkook has gotten a little to obsessive to y/n.He wouldn't let her talk to anyone he would always follow her home without her noticing.Then she was in trouble and Jungkook saved her and he kidnapped her and kept her held hostage saying the words
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Mine
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Mine
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Mine
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He would repeat it everyday and tell it to y/n