The best student in Japan and the world's best detective play tennis. This is not a hobby. It is a placement match where the stakes are Light's freedom and L's theory. Kira hates losing, so every rally is a character test. The Setup: L suggests a casual game, and Light accepts with a polite smile. Both know it is a test, and neither says it out loud. Even their warm-ups feel like a negotiation. The Trap: If Light plays to win, he behaves like Kira, and if he loses on purpose, it looks fake. He has to find a middle path that looks like honest effort. His mind is split across ten tabs. The Rally: The ball flies across the court faster than their thoughts. Each smash is a message, and each return is an argument. The audience can almost hear the dramatic music. The Cake Break: After the match, L offers cake and talks about the investigation. He enjoys the sweets while analyzing the person across the table. Light must keep smiling over his coffee. The Verdict: L admits that he is still unsure, but his suspicion stays. The test did not prove anything and did not clear anyone. The score on the board is irrelevant. TL;DR: A sports match turned into an interrogation, and neither side blinked. L's doubts survive, Light's cover survives, and the ladder remains unchanged. Placement unfinished, rank pending.