Set in the future on a war-ravaged Earth, four exhausted soldiers man Sentinel - a remote military base in a vast ocean that separates two warring continents. While their tour of duty ended three months ago, the relief crew still hasn't arrived and as the empty weeks turn to months, paranoia descends, testing relationships to breaking point...
Mariia visits her childhood home and reminisces about the summer of 1986, when a girl named Mimi arrived in the small village and filled the life of the then 15-year-old Mariia with light.
Valdis returns after 20 years, his memory restored, but his hometown transformed. Despite the changes, his friends Märt and Ott guide him through rediscovering life's joys.
