It’s EastEnders’ biggest-ever ‘whodunnit’ and it will run until February 2015 to coincide with the show’s 30th anniversary.
And, even now that Ian and his family are desperately trying to come to terms with her death, we still have no idea who murdered Lucy Beale.
Or do we? There've been some hints, after all.
In short, we've seen plenty of suspicious goings-on on Albert Square. So, while police have said her death was the result of a 'mugging gone wrong', we know better.
But who do you think killed Ian's little girl?
It's time to place your bets...
Was your prime suspect not on the list? Let us know who you think it was - and why - in the Comments Box below!