Struggle is a main theme. As the title implies, the very act of crossing the field is difficult, which represents the character's struggle against various elements, be it physical or mental.
Change. The act of crossing the field is a form of change. The difficulty in doing so could be about the character's resistance or the challenges in the process of change. Maybe they are reluctant to move from their current state to a new one which the other side of the field represents.
One possible aspect could be the physical difficulty. Maybe the field is filled with obstacles like ditches, thick bushes or uneven terrain that make it hard for the character to cross. This physical struggle can symbolize the character's journey in life, facing various challenges.
One main theme is probably the connection between humans and the land. The field of wheat is central to the characters' lives, showing how their existence is tied to the growth and harvest of the wheat.
I'm not entirely sure as it can vary depending on your gaming skills and experience. However, if you're new to the game, you might start with the normal difficulty. It offers a balanced challenge where you can get a feel for the game mechanics, combat, and exploration without being overly frustrated.
Survival is a major theme. In a 'death field' setting, characters have to fight for their lives against various threats.
It might explore themes like nature's beauty, the hard work of farmers, or the cycle of life.
One of the main themes is the struggle against nature. The characters in the novel often face the harsh and unforgiving elements. Another theme could be the journey of self - discovery. As they cross different landscapes, they also come to understand themselves better.
One possible theme could be the concept of home. The man is returning, so it might explore what home means to him, whether it's a physical place or something more intangible like family or a sense of belonging.
I'm sorry, without reading 'the crossing short story', I can't tell who the main characters are.
The following were some of the recommended transmigration farming novels: " Competing with Beauty,"" Royal Fragrance,"" Reborn Family's Daughter,"" Female Lead's Land,"" Farming Chronicle,"" The Return of the First Daughter,"" Wooden Wife,"" My Wife's Master is Charming,"" Reborn 80's Colorful Life,"" Mother-in-law Attacks." These novels were all completed and could satisfy the needs of readers who liked to transmigrate and farm.
Community building is also a key theme. Since it's about field promotion, it often involves the characters working together. They might collaborate on building new training facilities or improving the living conditions in the village which are all related to different fields. This shows how everyone in the Naruto world can contribute to the growth and betterment of their community.