Lisa gets suspicious when Zak stays late at workRosemary (Linda Thorson) finally cracks under the weight of Matthew's (Matt Healy) insults and slaps the mouthy King. Zak (Steve Halliwell) stays at work to comfort her while Lisa (Jane Cox) worries about her husband's whereabouts. Zak returns home to face Lisa's wrath. Can he explain himself out of the situation?Elsewhere, Marlon's (Mark Charnock) worries about the building inspector's visit are unfounded when the house foundations are passed. After Shadrach (Andy Devine) gives him a new caravan, Marlon is encouraged to ask Donna (Verity Rushworth) to move back in. Will Donna be tempted to accept the offer?Also, David (Matthew Wolfenden) fears for his relationship when Del (Hayley Tamaddon) approaches him, but breathes a sigh of relief when there is no mention of his kiss with Katie (Sammy Winward). However, Katie is not so lucky when Chas (Lucy Pargeter) reveals she saw the incident. After agreeing to keep it a secret from Del, Chas warns David not to hurt her cousin.

Katie and David meet later on and vow never to let lightning strike twice, but can they keep their lust in check?

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