Haruki thinks. "Because 'I believe in you' isn't a one-time promise. It's a verb. You do it every day, even when it's hard. Especially when it's hard."
Haruki feels the first crack in his belief. She lied? Not Kaito? Her? Over the next week, more "truths" surface. A photo from an old friend's party—Yuna, laughing, leaning on another man's shoulder. A coworker mentions, "Didn't Yuna used to date that musician guy?" Haruki's trust, once a solid wall, becomes a sieve. Ore Wa Kanojo O Shinjiteru 2
Haruki kneels. He takes her cold hands. For a moment, the doubt flashes again. What if Kaito is lying now? What if the truth is somewhere in the middle? Haruki thinks
He shows her Kaito's confession. She reads it, trembling. Then she cries—not in despair, but in release. Haruki holds her. One year later. Cherry blossoms fall as Haruki and Yuna walk through the park. She is stronger now—she sees a therapist, she paints again, she laughs without flinching. Kaito is gone for good, facing legal consequences for his earlier actions. You do it every day, even when it's hard
Yuna breaks down completely. "Because I was ashamed! I was trying to protect you—protect us. The memory of that night is foggy, but I know I never betrayed you in my heart. Please. You said you'd always believe in me."