Kamatte Shinsotsu-chan ga Maikai Sasotte Kuru

Masato Kazama is a 26-year-old office worker at an advertising agency, known for his routine, unremarkable corporate life. His new junior, Nagisa Inami, is a recent graduate who stands out for her appearance, fashion sense, and ability to pick up work quickly. She is also well-liked by her colleagues for being approachable and sociable. The only notable issue is her strong affection for Masato, her immediate supervisor.