Outside the supermarket with her young son, Cathy encounters Michael - the man convicted of the brutal murder of her brother, 20 years earlier. Ignoring the advice of her best friend, Cathy takes to social media, uncovering the successful career and family life Michael has forged for himself since early release from prison, while she grieved for her brother.

Annabel Scholey, Colin Morgan, Kerri Quinn, Waj Ali, Owen Roe, Niamh Walsh