Adventure could also be a theme. There could be a quest or a journey in the animation story, with the characters facing various obstacles and exploring new places. For example, traveling through uncharted lands or magical realms, which is a common element in many animated stories.
One possible theme could be friendship. Animations often revolve around characters forming bonds and helping each other out.
Another theme might be self - discovery. The main character in the story could be on a journey to find out who they are or what they are capable of. Just like in many animations where a young character grows and changes throughout the story.
One possible theme could be self - discovery. Discovering one's sexual orientation and coming to terms with it is a big part of such a story.
Nature and its beauty could be a major theme. Geese are part of nature, and the story could be about the wonder and awe of experiencing a goose in its natural habitat for the first time. It could also touch on themes of growth, as in the growth of understanding about the natural world through this encounter with the goose. Also, the story might carry a theme of simplicity, highlighting how a simple encounter with a goose can have a profound impact on a person.
One possible theme is self - acceptance. Discovering one's homosexuality and learning to be okay with it. Another could be the theme of love, the first time falling in love with someone of the same gender. Also, the theme of courage might be present, as it often takes courage to face the world when realizing and accepting one's gay identity.
Another theme might be love. It could be shown through the relationships between the characters, for instance, a mother's love for her child in a world full of danger. Or perhaps it's a romantic love between two characters from different backgrounds who have to overcome society's expectations.
One possible theme could be discovery. Since it's the 'first story', it might be about discovering something new in the home, like a hidden attic or a secret passage.
Another theme might be discovery. The story could be about the discovery of the goose as an interesting and unique part of the world around the narrator. It could include details about how the narrator learns about the goose's habits and characteristics, thus representing a broader theme of discovery of nature. Also, it could touch on the theme of fear and courage. If the goose is intimidating at first, the narrator's journey from being afraid to perhaps befriending it could show the development of courage.
Another theme could be fear. Meeting something that is called a'monster' usually implies something scary, so fear of the unknown could be a big part of the story. Also, it could have a theme of discovery. Discovering this new and strange'monster cock' entity and learning about its nature and what it means in the context of the story.
The theme of infatuation could be present. The story could be about being head - over - heels for someone and that first French kiss being the culmination of those intense feelings. It shows how strong emotions can lead to a very physical and memorable moment.
One possible theme could be loss. Since it's about a first lover who is now like a shadow, it might be about the loss of that relationship and the feelings associated with it.
One possible theme could be growth. Learning to ride a bike is a step towards independence and growing up. Another theme might be discovery. Discovering the world around while on the bike, new places, new friends perhaps. And also, the theme of perseverance as it surely took some falls and getting back up to master riding the bike.