Holby City fans were left devastated on Tuesday night, after fan favourite character Kian Madani was killed off in a shock twist.The tense episode opened with attempts to rouse Kian from his lifeless stupor, as he lay unconscious in the locker room after injecting himself with drugs.Dr Han helped to rush Kian to theatre in an attempt to save his life - but after a long resuscitation attempt, Kian was declared dead.Despite their best efforts, Henrik and his fellow doctors had no choice but to "call it" - although things looked hopeful at first."ICP's coming down, it's working! Yes, Kian, come on!" Chloe cheered, until Kian's heart-rate monitor began to flatline."He's arrested," was the bad news that followed.And though Chloe tried her best