What makes "Plain Jane and the Mermaid" stand out is how Brosgol hints at a rich world-building without overwhelming the reader. The underwater environment, filled with selkies and mermaids, is beautifully illustrated and adds depth to the narrative. Each page is a visual treat, capturing the magic and danger of the ocean depths.

One of the highlights of "The Blue Lotus" is the introduction of Tintin’s friend Chiang, who plays a crucial role in the story. Their friendship adds a layer of warmth and camaraderie to the narrative, enhancing the emotional depth of the tale. The graphic design by Hergé is impeccable, with each panel meticulously crafted to bring the story to life. The depiction of opium dens and secret societies adds a layer of mystery and intrigue that is both thrilling and educational.