My Sister Found My Weakness ! See original ↗
My sister was always a bit more aggressive than other girls, and we fought and wrestled a lot growing up. I would usually win by just pinning her or tickling her sides till she gave up, but that all changed when she found my weakness. I saw her on the computer one day, typing to up a story. She was so enthralled and didn’t hear me walking up to the chair, so I just crept up and just grab the cha...