I forced myself to move on, but the next incident was harder to dismiss. A professor who had encouraged me to consider graduate school told me I had canceled an important meeting only hours earlier.

“I didn’t cancel. I’ve been in the library all morning.”

He explained that a young woman had called pretending to be me and had sounded convincing enough that he gave my appointment to another student. Standing outside his office afterward, I understood that whoever was doing this knew my schedule, my relationships, and exactly where to damage my reputation.

More problems followed. Food deliveries were canceled, library books appeared missing under my account, and rumors spread that I bought essays online.

I changed every password, covered my laptop camera, and started checking over my shoulder whenever I walked across campus. When I called Mom and tried to explain that someone was deliberately targeting me, she dismissed it as stress.

“You always get anxious around exams. Ariana says you’ve always been high-strung.”

“I’m not high-strung. Someone is doing this to me.”

“Don’t raise your voice. Ariana is going through a breakup right now, and I need to focus on her.”

That conversation left me with a cold understanding I could no longer ignore. Even from hundreds of miles away, Ariana’s needs still mattered more to my parents than whatever was happening to me.

Two months before graduation, the sabotage nearly cost me my degree. I woke one morning unable to access my university account, only to learn that someone had repeatedly tried to break into it overnight and had even submitted a request to delete it.

The IT staff restored my access at 11:45 a.m., and I uploaded my thesis proposal with two minutes to spare. That evening, Professor Arias asked me to stay behind after class.

“The dean received an anonymous complaint accusing you of plagiarism. It includes dates and receipts from an essay-writing service under your name.”

“They’re fake.”

“I believe you. But someone is trying very hard to ruin you. If this becomes a formal hearing, you’ll need proof.”

Back at my dorm, my roommate Sarah refused to let me dismiss the pattern anymore. She pointed out that a random scammer might steal money, but this person knew my history, security questions, class schedule, professors, and old signatures.

“Who knows all of that about you?”

I already knew the answer.

“My sister.”

Saying Ariana’s name aloud made everything fit together at once. She knew my childhood passwords, the names I used for security questions, and every personal detail someone would need to impersonate me convincingly.

“I can’t accuse her without proof. My parents will say I’m attacking her.”

“Then get proof.”

I had been saving money for after graduation, but suddenly that future felt meaningless if I allowed Ariana to destroy it before it even began. So I took Sarah’s advice and hired a digital forensic analyst.

For the first time in my life, I stopped asking whether Ariana would really go that far.

I started preparing to prove that she already had.

PART 3: THE PROOF SHE NEVER EXPECTED ME TO FIND

The digital forensic analyst worked from a small downtown office filled with monitors, cables, and the faint smell of coffee. I explained everything from the redirected financial aid to the fake plagiarism receipts, then gave him access to my laptop and university accounts.

“This may take a week.”

“I don’t have a week. Graduation is in ten days.”

He promised to move as quickly as possible, and the next five days felt longer than the previous four years combined. I kept attending class and packing my dorm room while every notification made me wonder whether Ariana was preparing one final attack.

Then she texted me.

“Mom says you’re stressed. Don’t worry, graduation is just a piece of paper. If you don’t make it, it’s not the end of the world. Love you.”

I read the message several times because one phrase stood out more than the rest.

If you don’t make it.

Ariana was not worried about my graduation. She was expecting something to prevent it.

Five days later, the analyst called me back to his office and placed a location report on the desk. The malicious login attempts, fraudulent financial-aid requests, impersonation activity, and accounts connected to the fake writing-service receipts all traced back to the same Portland address.

It was my parents’ house.

He showed me additional records linking repeated recovery information and device activity to Ariana’s phone. She had sometimes used privacy tools, but not consistently enough to hide the pattern.

“This wasn’t random. It was a sustained harassment campaign.”

He handed me a thick folder containing timestamps, account logs, location data, and a timeline of nearly every incident that had made me question my own sanity. Seeing those months of sabotage organized into neat pages was almost worse than living through them because the pattern was suddenly undeniable.

“Relative?”

“My sister.”

For years, Ariana had trained me to doubt my own reactions while my parents encouraged me to keep the peace. Now I finally had something none of them could dismiss as jealousy, anxiety, or sibling conflict.

“What do you want to do?”

For a moment, I imagined calling my parents immediately. Then I imagined the predictable response: Mom crying, Dad asking everyone to calm down, and both of them begging me not to ruin Ariana’s future over something that could supposedly be handled privately.

“I need a lawyer.”

The analyst referred me to Meera Reyes, a civil attorney experienced in harassment and reputational harm. She spent nearly twenty minutes reading the evidence before finally removing her glasses and looking directly at me.

“This is malicious. Not petty, not accidental, and not a misunderstanding.”

The sentence gave me a kind of relief I had not expected. Someone qualified had finally looked at the same evidence and confirmed that I was not exaggerating what Ariana had done.

“Can we stop her?”