Approximately two weeks since the battle with Gamma, Tsuna is given a new training program. Gokudera and Yamamoto's wounds have finally healed, and they are participating in training as well. Each of them are given a tutor. Yamamoto gets Reborn, and Gokudera gets Bianchi… Everyone is surprised by the unexpected pairings. But Lal who Tsuna assumed was going to continue to coach him, says that she's going to stop being Tsuna's tutor. Tsuna's new tutor, who was assigned to him so that he would develop more rapidly, is, surprisingly Hibari! As soon as they begin their individual training, Tsuna is trapped in a closed space by Hibari's box techniques…
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