Fated Not To Meet s/c back

Izumi, the sales ace with excellent grades, good looks and great communication skills, has someone he absolutely cannot lose to. His name is Sendo, the most unlikable man who took the top spot from Izumi. One day, Izumi is asked by an acquaintance to be a 'fake for a gay dating app.' He accepts without thinking much about it, but most of the messages he receives are just for sex... Among them, he hits it off with 'K,' the only one who he gets along with in every way, and they decide to meet in real life. However, it's none other than Sendo who shows up at the meeting place...!?