How will they react to his news?
After Phil convinces Sharon to host a community boxing match, Zack is persuaded to take on the prime fighting slot against Ben.
However, he panics when Sharon reveals he’ll need a blood test to participate, fearing his diagnosis will be exposed,
Following an honest conversation with Whitney, Zack tells Sharon and Martin that he can’t take part in the fight as he’s got HIV.
EastEnders continues Mondays to Thursdays at 7.30pm on BBC One