When does Bad Sisters return?

Bad Sisters is an Irish black comedy television series. Set in Dublin and filmed on location in Ireland, it is based on the Belgian series Clan. The five Garvey sisters—Eva, Grace, Ursula, Bibi, and Becka—live in Dublin. After Grace's abusive, controlling husband John Paul dies unexpectedly, the sisters find themselves at the centre of a life insurance investigation.
The five Garvey sisters, Eva, Grace, Ursula, Bibi, and Becka, live in present-day Dublin. After Grace's abusive, controlling husband John Paul dies unexpectedly, the sisters find themselves at the centre of a life insurance investigation. The series flips between timelines, one before John Paul's death and another after his death.