Read manga: Harukawa-San Is Hungry Today Too.

manga
Summary:

Work is always on time, no play, always wrinkled between the eyebrows, the intimate atmosphere of the OL, Harukawa's back is a non-standard big eater that rises with tension in front of food (& Natural) was a girl !!
Harukawa's pleasantly exciting eating and knowing one side of Harukawa little by little, attention is also paid to the relationship with his colleague, Serizawa, who seems to shrink and does not shrink, a food love.