Ep. 1: You Satou faces repeated beatings while hunting for discounted bento boxes at the supermarket.

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You Satou recalls being beaten on the supermarket floor after attempting to purchase a half-priced bento. The following day, a silver-haired girl warns him against returning to the store. Ignoring this, You returns with student Hana Oshiroi and is beaten again while reaching for the discounted meal. Determined to act strategically, You observes a fierce battle for the half-price bento the next day, which is dominated by the silver-haired girl, Sen Yarizui. After suffering total defeat in this conflict, Sen invites You to join the Half-Priced Food Lovers club room. This sequence of events highlights the intense competition for discounted items and introduces the club that governs such activities within the school setting.