noun
original story; main story; main part of a story
Internet slang used to refer to the original work (e.g., novel, manga, anime) as opposed to a sequel, spin-off, or derivative work. Often used in fan communities.
See also: 本編
スピンオフよりほんへの方が面白いと思う。
I think the original story is more interesting than the spin-off.
アニメを見る前に、まずほんへを読んだほうがいいよ。
You should read the original work before watching the anime.