Shuuden-go wa Amai Kisushite

Saeka is a four-year employee at her company, known for being dependable and trusted by her colleagues. She struggles with trusting others, including her boyfriend, and turns to smoking in private as a way to cope with stress. When her former supervisor, who is aware of her past mistakes as a new employee, moves from Kansai to work with her, she attempts to hide any signs of vulnerability. Over time, he supports her in managing her stress, and they gradually develop a closer relationship.