Tempers flare between Billie and Leah.

Leah learns that Zac has been keeping a dangerous secret. Luc’s baby blessing ends in tragedy.

Rushed to hospital after her collapse, Billie’s medical emergency has devastating consequences. Hurt by Nate, Tori finds herself warming to Riley. Tension continues between Zac and Leah over Sam appearing in the Bay.

Summer Bay residents are left grieving. Zac confides in Sam after recent tragic events.

Billie’s nearest and dearest come together for a very special send-off. John and Marilyn are devastated as the truth of the Summer Bay firebug explodes.

Zac and Leah’s marriage is in trouble when Zac forsakes their vows. Tori grapples with Riley’s cheating past. Matt is pressured to leave the Bay when Evie gets an amazing opportunity.

Zac’s guilt eats away at his relationship with Leah. Leah and VJ must decide if they will let Ash and Irene help out with Luc. Marilyn is shocked when John tells her he may not fight the arson charges.

Zac and Leah’s marriage deteriorates further. The start of university worries Olivia. Will Matt go to Vietnam with Evie?