OLさんと猫のはなし (OL-san to neko no hanashi)

Plot

Isemi Koharu works at a major company. She's referred to by everyone as "The girl who can", however amidst all of her busy days, she is also leading a lonely life. One day, she encounters a stray cat and decides to pick it up.

The story of the office lady who's not great with her own feelings and her newfound feline companion living together begins!

(Source: MangaDex)