After clearing Bad-Mouth Sugoroku, Yuichi and Tenji find themselves trapped in a dark cave for three days. During their isolation, Tenji makes the shocking revelation that he had already experienced a Tomodachi Game in the past. Meanwhile, a team of new opponents lies in wait outside, anxious to challenge the two partners to a grueling third game.
No matter how hard it is, 
you have to trust your friends,
،مهما كان الأمر صعبًا، عليك أن تثق أصدقائك
Vertraut euch,
egal wie schwer es ist.
Avoir une confiance aveugle
en ses amis,
Non importa quanto sia difficile,
dovete fidarvi dei vostri amici,
Não importa a dificuldade, você
tem que confiar em seus amigos,
Вы должны не терять веры,
несмотря ни на что,