Smoking Behind the Supermarket with You manga volume 1 features story and art by Jinushi.

At age forty-five, office worker Sasaki has had enough of the corporate grind. His only solace is smoking—and the friendly smile of supermarket cashier Yamada. When Sasaki can't find Yamada after a particularly trying day, a striking woman invites him to smoke with her. The despondent man thinks he's made a new smoking buddy in the cool, teasing Tayama, but Sasaki doesn't realize he already knows her!

Smoking Behind the Supermarket with You manga volume 2 features story and art by Jinushi.

After the twists of a misdiagnosis, Sasaki's strange yet calming nighttime smokes with Tayama continue. The office worker is still unaware that Tayama and Yamada, his therapeutic idol, are the same woman! Sasaki and Yamada are merely customer and cashier inside the store. But as more quirky supermarket employees enter the mix, will Sasaki's relationship with Tayama begin to change?

Smoking Behind the Supermarket with You manga volume 3 features story and art by Jinushi.

As the end of the year approaches, Yamada feels blindsided by a coworker’s claim that Sasaki is a married man! Naturally, misunderstandings ensue. Later, on Christmas Eve, Sasaki has a chance encounter with a super-shy supermarket employee. And as the new year begins, Sasaki receives a message that shakes up the smoking buddies’ relationship again…