Happy Tree Friends City has been invaded by incoming monsters and enemies. Now it's up to Lois, along with his brother Erik and his love Lucly, to save the city.
Lois, Erik, and Lucly are 11-12 years old and have powers to defeat enemies.
1. Lois' Sister
Lois shows Lucly his old home and suddenly he meets his dead sister.
They meet the evil Narnia. Later, they meet the real her.
Lois is in love with Lucly, but suddenly Disco Bear kidnaps her.
4. July Thieves
It's Christmas soon, so Narnia, Lucly, and Lois are with Flippy. But Erik then warns them that Lifty and Shifty are in their place.
5. Baby Flicky
Lois and Lucly are with Lois' sister, who is babysitting.
Lois, Erik, and Lucly now have new powers and can defeat monsters and enemies easier.6. Erik Gets Called
Erik is suddenly gone. He is shown on the news and now Lois thinks that he should look for him.
7. Angel Empire
Lois and Lucly are at the angels' empire and are fighting Dr. Robotnik while Erik is saving the city.
8. All the Boys Disappeared
Suddenly, Lois and other guys are gone. Now it's up to Lucly and all the other girls to handle the mission.
9. We Are Meeting the Angel
They salute the angel, but suddenly she becomes angry.
10. Flaky Disappeared
Flaky has disappeared. It's shown that Amelia and Dr. Jojo have kidnapped her.
Everyone begins to fall asleep in a sudden. They then notice that Dr. Jojo is the one who caused it.
All three characters are now 16-17 years old.
12. This Report Will be Gone
Otus the news reporter has disappeared. Now Lucly and Lois must save him.
13. Death or Liver?
Lois and Erik are wondering where Lucly is. It is shown that the enemies have damaged her.
14. Last Fight
Lois, Erik, and Lucly had defeated all enemies now and plan to live an ordinary life.