Joe has to choose between the exam that determines his future and the war that needs him right now. The movie doesn't pretend this is a hard call. It's harder. By the time Gomamon runs away, you understand that growing up means losing things you can't get back, and Digimon Adventure tri. makes you feel every second of it.
The DigiDestined catch a break at a hot springs resort, but the vacation shatters when Joe chooses studying over joining his friends. His absence matters more than anyone realizes. An infected Digimon emerges in Odaiba, and Gomamon, sensing his partner's distance, bolts from home. The situation spirals as Joe wrestles with competing pressures: academic success pulling him one direction, his duty as a DigiDestined pulling him another. Meanwhile, Mimi's priorities clash with the group's mission, creating friction that weakens their unity at the worst possible moment. What starts as a day off becomes a test of commitment. The group fractures just when they need to stand together. Joe must confront what it actually means to be chosen, whether responsibility can coexist with personal ambition, and whether walking away from your partner comes with a price you can't ignore. Determination isn't about doing everything at once. Sometimes it's about choosing what matters most when the cost becomes impossible to deny.