The Purification Plan
Believing that Zeref will appear at the location where several deaths will happen, the organization of the black magic, Avatar, will sacrifice an entire city. In order to stop the plan, Natsu and company run to the city of Malba.
Aired 04/11/2018EP 5 - The Purification Plan

2018
Fairy Tail Final Season
Fairy Tail has been disbanded. A year later, Lucy comes into contact with Natsu and Happy. The three of them try to find the other former members' whereabouts to reconstruct the guild as they seek the real reason behind the guild's disbandment.
(Source: Anime News Network)