Ep 19. Why is the sea salty? Probably because you city folks use it as a toilet!!

In Gintama season 1 episode 19, titled "Why is the sea salty? Probably because you city folks use it as a toilet!!," our beloved trio of Gintoki, Shinpachi, and Kagura face a new problem - the source of the sea becoming salty.

The episode starts with the introduction of a new character, Tatsuma Sakamoto, who is the leader of the Iron Faction, a group of samurais who were once part of the imperial army. Sakamoto has a simple request for Gintoki and his team - to help him find the source of the sudden rise of salt in the sea, which is causing a huge problem for the people of the city.

The trio agrees to help Sakamoto, and they start investigating the cause of the sea becoming salty. Along the way, they come across many obstacles, including a group of thugs who demand protection money, and an old man who seems to know something about the source of the sea becoming salty.

Throughout the episode, we get to see the hilarious and often ridiculous antics of Gintoki, Shinpachi, and Kagura as they try to uncover the mystery. Gintoki, as usual, cracks sarcastic jokes and puns that will leave the audience in fits of laughter. Shinpachi, on the other hand, tries his best to keep the team on track and focused on their task, while Kagura adds her own unique touch to the investigation.

As the trio gets closer to finding the root of the problem, they discover that the cause of the sea becoming salty is none other than the people of the city who have been using it as a toilet. Yes, you read that right - the people of the city have been polluting the sea with their waste, causing it to become salty.

The trio is shocked at this revelation, and they decide to take matters into their own hands. They gather the people of the city and educate them on the importance of not polluting the sea. They even go so far as to make a public announcement on a boat, urging everyone to do their part in keeping the sea clean.

The episode ends on a heartwarming note, with the three amigos successfully solving the mystery and helping the city. Through their investigation, they not only uncovered the root of the problem but also educated the people and made a difference in their community.

Overall, "Why is the sea salty? Probably because you city folks use it as a toilet!!" is a fun-filled episode that showcases the best of Gintama's humor and silliness. The trio of Gintoki, Shinpachi, and Kagura proved once again that they make an unstoppable team, and their efforts to help the people of the city were truly admirable. For fans of the show, this is an episode that should not be missed.