Junta Shiraishi is a high school student with one simple goal—to enjoy his youth. However, achieving this goal is not so straightforward since Shiraishi is effectively invisible to his peers; even his teachers routinely fail to notice his presence. In fact, there is a rumor circulating that whoever manages to spot him will receive good luck. But there is one person who notices Shiraishi's presence without fail. Seated right next to him, Nagisa Kubo is determined not to let him quietly fade into the background. Unfortunately for him, this means that Shiraishi finds himself in some peculiar situations, all orchestrated by Kubo. Despite this, Kubo's playful antics might just be the catalyst needed to spark the thrilling youth that Shiraishi longs for. High school student Junta Shiraishi has a simple goal—to live a fulfilling youth. However, achieving this goal appears to be harder than expected, as everyone in his surroundings often fails to notice him due to his lack of presence. In fact, Shiraishis lack of presence is so severe that people think his seat in class is always empty, and mistakenly assume that he often skips school. There is even a weird rumor spreading around in class, claiming that those who successfully spot Shiraishi will be blessed with good fortune for the day.