My Childhood Friend, a Cool, Beautiful Girl With a Pure Face, Is a Monopolising Yandere

“Love is useless. Yuto has me anyway, right?” I’ve been with my childhood friend Ran for a long time. Ran is perfect in her studies and athletics, but above all she is the type of person who is uninterested in love, cool and unaffected by it. But recently Ran has been acting strange. She suddenly interrupts me when I’m talking to one of my classmates, or decides my holiday plans on her own. “If you want to go on a date so badly, why don’t you just do it with me? We’ve known each other since childhood.” Her expression is cool as usual, but I wonder what’s wrong with her. ……