Heartbeat (1992)

S14E12 In Sickness and in Health

A kidnapping disrupts Vernon's carefully laid plans for Liz and Ben's wedding, throwing everything into disarray. Meanwhile, Helen's hopes for a new beginning with Matt seem on the verge of collapse. Jenny finally receives a medical diagnosis that clarifies her recent health issues, but it forces her husband Dennis to face a tough choice between supporting her and continuing his career in the police force.