Ijiwaru Bartender to Mayonaka XYZ Toshiuena Doryoto Koibito Keiyaku Saseraremashita

Kozue has always felt like she's been on the outside looking in. She finds acceptance for the first time in her life after being given a job as a bartender-in-training by her married boss, who she also has a massive crush on.
What's more, her coworker, Ichitaka, a man with a talent for making drinks, teases her relentlessly.
When he finds out that Kozue has feelings for their boss, he says he won't blab… as long as she agrees to be his pretend girlfriend for three months!?
As soon as she agrees, he whisks her off to a hotel room to get to know each other better. A love story between two coworkers that's filled with twists and turns.