Steven has become increasingly controlling of girlfriend Lauren Branning in recent months.
From trying to stop her landing her dream job to even attempting to get her pregnant without her knowing, things have taken a shocking turn.
Steven pierced his condom recently hoping to have a baby with Lauren despite her saying she didn’t want to have another child just yet.
But things are set to escalate, with a new trailer for EastEnders teasing Steven will grow jealous of her and her boss Josh.
EastEnders: Steven Beale will catch Lauren Branning with Josh next week [BBC]
Josh and Lauren recently kissed after it became apparent there was an attraction between them.
Steven has no idea, but next week he begins to speculate there could be something going on.
The trailer revealed Steven would grow so paranoid he could begin stalking her, after installing an app to track her phone.
There’s tension between Lauren and Josh next week when she accidentally walks in on him getting changed.
Lauren later helps Josh with is cufflinks on his suit as the pair work late and attend an event.
Feeling suffocated in her relationship, Lauren agrees to go to the event as she and Josh continue to grow closer.
EastEnders: Steven Beale will stalk Lauren Branning as he grows paranoid [BBC]
EastEnders: Steven Beale will stalk girlfriend Lauren Branning when she grows closer to boss Josh [BBC]
But when Lauren agrees to work late again another night, Steven is outraged.
When he sees Lauren being dropped home by Josh, his paranoia hits – what will he do next?
Viewers can expect the character to go to extreme lengths to keep Lauren, with fans fearing for the character after Steven’s antics.
But with one character set to learn they are pregnant, will it be Lauren?
EastEnders: Lauren Branning grows closer to Josh in upcoming scenes [BBC]
Steven has changed since returning to Walford last year, previously being troubled after his history with the Beales.
Could viewers see more of evil Steven soon, and how will his family react?