ジムには他に誰もいなかったので、誘惑に負けた

There was no one else in the gym, so they gave in to the temptations There was no one else in the gym, so they gave in to the temptations There was no one else in the gym, so they gave in to the temptations There was no one else in the gym, so they gave in to the temptations There was no one else in the gym, So they gave in to temptations