Gachikoi Dara Osenee yo!

Bathed in the glow of a sparkling stage stands Rion, the member Ryunosuke treasures most among the five-member idol unit 5-ROUND—and also his best friend. The two share not only a close bond but a room as well, and Rion never misses a chance to tease, "Come on, make me your oshi." For Ryunosuke, however, cheering on someone he lives alongside feels far more complicated than simple fan devotion. Everything shifts when Ryunosuke comes to know the real Rion—the unfiltered self he never reveals to his fans. Once that private side is laid bare, Ryunosuke finds he can no longer view him as merely an idol, and emotions hovering somewhere between fan adoration and something far more genuine begin to take hold. Determined to stand by Rion, Ryunosuke supports him in his own quiet way, carefully concealing his true feelings. Yet Rion's confounding behavior has a habit of sending Ryunosuke's heart racing in the wrong direction, drawing him into one misunderstanding after another...