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By Spring
También conocida como: バイ・スプリング · Buy Spring · К весне
Souta, a penniless, phoneless, destitute middle schooler, met a high school girl with a stray cat underneath a bridge... The girl laughed at his minuscule remaining change, and made a surprising proposal with "For this 24 yen of yours, I'll let you buy me," and then...!?