Haruo Izawa, 45, is the trusted floor chief at Umeya grocery store, where he's worked for 25 years and is valued by his manager, Ueda, and the part-time staff. Despite his reservations about becoming a store manager, Haruo is driven by a desire for career advancement and recognition from Ueda, whom he considers his greatest accomplishment. At home, he's a husband and father of four. Haruo constantly navigates the delicate balance between humor and sadness, often overthinking his interactions and the atmosphere around him. Where will this middle-aged man's struggles lead him?