To Tamachi Sou, an exemplary, futureless bottom-tier salaryman, an intriguing message arrives. The sender is Lena Falto, a friend he met five years ago in an online game, and his kouhai in life. 'Actually, I'm a busty JK beauty, you know?' Intrigued by this, he goes to meet her, only to find a genuine beauty! This novel won the 9th Net Novel Grand Prize and was published by Micro Magazine's new label, GCN Bunko, on December 20. It achieved first place in daily, weekly, and monthly real-life romance rankings in 2021.