Riku put his phone back in his pocket and took a deep breath. Okay. Try to reach Sora. And, most importantly, not take anything that waas going to happen, or anything that Sora might say to him, too personally. Sora was hurting, this was about Sora, not Riku.
"Sora?" Riku called again, and knocked harder on the door. "Sora, I know you're in there. Can I come in?"