Habahiro hige is an older man who enjoys tabekko marshmallows and works in an office job. he often faces teasing from his 24-year-old colleague iori wakabayashi, who uses his love for marshmallows to her advantage. despite the disapproval of his friends, iori is drawn to habahiro's fluffy and marshmallow-like appearance. she tries to win his attention through various methods, including buying out his favorite brand from convenience stores and embarrassing him in front of their boss. however, little does habahiro know that iori has romantic intentions towards him. she believes that the way to a man's heart is through his stomach, and she continues to pursue him with a bag full of marshmallows, hoping he will realize her feelings. will habahiro ever understand that their relationship can become more than just a fluffy pursuit?