The price for all massages is 50 euro. The price of the massage doesn’t depend on the duration of the massage (the price for a massage is always 50 euro).

You pay for 3 massages and you receive 4 massages (4 massages: 150 euro).

First massage deal.
If it is your first Aguila Massage Therapy massage, then you pay for 1 massage and you receive 2 massages (2 massages: 50 euro).