Grégoire Colin
Sarah is a French astronaut training at the European Space Agency in Cologne. She is the only woman in the arduous program. She lives alone with Stella, her seven year old daughter. Sarah feels guilty that she cannot spend more time with her child. Her love is overpowering, unsettling. When Sarah is chosen to join the crew of a year-long space mission called Proxima, it creates chaos in the mother-daughter relationship.
Marco returns to Paris after his brother-in-law’s suicide, where he targets the man his sister believes caused the tragedy – though he is ill-prepared for her secrets as they quickly muddy the waters.