That is the Bottleneck(2020)

Sore dake ga Neck

The employees at the Hot Hot Mart may seem a bit ordinary and mundane. From slightly unproductive chatter and everyone’s obsession with technology, to the laziness of the store manager, is everyone okay...? But everything isn’t as it seems—especially with Muto, the mysterious worker whose face is concealed and is followed by an ominous cat. Get ready to see what happens before the next shift!

(Source: Funimation)