Attention Bridgerton fans: You won't be left hanging after that climatic romantic encounter between season four leads Benedict Bridgerton (Luke Thompson) and Sophie Baek (Yerin Ha). But, we'll have to wait almost a whole month to get season four, part two. Netflix The end of episode four revealed that Sophie’s stepmother, Araminta, and her stepsister’s, Posy and Rosamund, have moved in next door to Bridgerton house. When will part 2 of Bridgerton season 4 premiere? Bridgerton season 4, part two will premiere Thursday, February 26, bringing with it the conclusion to Sophie and Benedict's love story.