Find Lena's hidden secret!

Whoo-hoo. My name is Lena. You'll be able to meet me sooner or later.
But I'm not a pushover.
Can you figure out my secret?
Use your brain. I'll pick out 10 lucky people and give you a present.
Choose the answer from number 1 to 4 below and leave it in the comments here.
The deadline is December 18.
1. A virgin man is my taste.
2. I have a half sister, and she's Otaku.
3. I don't do SNS.
4. I hate selfies.