Hi Lina,
If you are doing the 30 day Cardio + Strength, then you start out with All Out Low Impact Hiit: Premix 2 - Low Impact Hiit + Burn Set Chest. 53 mins
If you are doing the 30 day Undulating w/ Ride you start with Burn Sets: Chest, Back and Shoulders. 50 mins
Have a great day!
Elizabeth