Ep 1. I Am Sergeant Keroro!

The anime series Sgt. Frog follows a group of alien frogs from the planet Keron who have come to Earth with the intent to invade. However, their plans are continually foiled by the Hinata family, who take them in as their own pets.

Season 1 episode 1, "I Am Sergeant Keroro!", introduces us to the show's protagonist, Keroro. He is the leader of the invasion platoon from Keron and is determined to take over Earth. However, as soon as he lands, he is taken in by the Hinata family as their new pet.

Throughout the episode, we learn more about Keroro's personality as he tries to adjust to life on Earth. Initially, he is excited to begin his invasion plans and finds ways to sabotage the family's attempts to live their lives normally. However, as he begins to understand the dynamics of the family and their relationships with each other, he begins to soften in his approach.

We are also introduced to the other members of Keroro's platoon, including the intelligent and resourceful Giroro, the cool and collected Tamama, and the playful and carefree Kululu. Each member has their unique personality and quirks, which adds depth to the show's world-building.

The episode also leaves hints about the series' ongoing plot as we see glimpses of the aliens' plans for Earth and the organization behind them. There are also hints about the characters' backstories and their relationships with each other, leaving the viewer with questions and a desire to learn more.

The animation style of Sgt. Frog is colorful and playful, with exaggerated expressions that add to the comedic tone of the show. The voice acting is also top-notch, with each character's personality shining through in their dialogue and delivery.

Overall, "I Am Sergeant Keroro!" is a fun and lighthearted introduction to the world of Sgt. Frog. It sets up the ongoing conflict between the aliens and the Hinata family while also establishing the show's unique sense of humor and character dynamics. Fans of anime comedies will enjoy this first episode and will likely be hooked on the series as a whole.