Spoiler — from the ending. Tap to reveal.
“I'm sorry. For real.”
2 quotes from Digimon Frontier, each with commentary on what it means and why it stuck.
“I'm sorry. For real.”
“It would be an honor if you'd let me call you my friend.”
Tommy has saved Teppei, and Katsuharu now asks for friendship. The request gives Tommy a choice, which is better than treating reconciliation as a debt. Still, admiration for a rescuer is an easier moral position than respect for someone who has not proved useful. Tommy accepts. The scene earns that hopeful ending through his willingness to answer, while leaving Katsuharu's future conduct untested.
Tommy answers with surprise before Katsuharu names the insult he regrets. That pause matters more than the extra assurance in the apology. The injured person has not been waiting politely to complete a redemption scene; recognition takes a moment. By letting the explanation arrive afterward, the exchange makes the apology an opening bid for attention, rather than a completed repair that Tommy is obliged to acknowledge.