Rinku Aimoto, transfer student to Yoba Academy, meets DJ-in-training Maho Akashi.
Seeing that Rinku is interested in DJ activities, Maho takes her to see the performance of the most popular DJ unit in the school, Peaky P-key.
Consumed by the excitement of the performance, Rinku asks Maho to form a DJ unit with her.
If the BPM is 170, then the song 
has 170 beats in a minute.
إذا كان الـ "بي بّي إم" 170، فذلك يعني
أنّ للأغنية 170 إيقاع في الدقيقة
170 BPM bedeuten,
Si se dice "170 BPM",
significa que en 1 minuto hay 170 beats.
Si los BPM son 170, la canción
tiene 170 ritmos por minuto.
Si les BPM sont à 170,
अगर बीपीएम 170 है, तब गाने में
170 बीट्स प्रति मिनट होंगी।
Se i BPM sono 170, la canzone ha 170 battiti per minuto.
Se o BPM é 170, significa que a
música tem 170 batidas por minuto.
Если у мелодии BPM 170, значит,
за минуту делается 170 ударов.