Toma, a ruthless protagonist, despises inefficiency and struggles to empathize with others. One day, he develops 'Button-Press Syndrome', compelling him to press every button he sees. 　　This leads him to ring doorbells all over town, inadvertently saving heiress Hikari from a Yakuza assassination. Now targeted by the Yakuza, Toma and Hikari embark on a chaotic escape, uncovering ...