Endemol UK Productions for ITV1, 29 April to 14 June 2004 (7 episodes in 1 series)
Another variation of the popular (In Australia) "lots of couples build or renovate a house but only one can win it" theme, this one was set in Spain (hence "Paradise", we assume) and involved a rundown farm building as we recall.
After two episodes of construction, the couples on the programme started to vote each other off. The show itself was voted out from its 9pm slot, and re-homed in the salubrious neighbourhood of 11.30pm.
Building the Dream and The Block. But mainly the former which structually it was very similar indeed.