Most likely not. Usually, songs like 'Haru Haru' are inspired by imagination or general emotions rather than specific true stories. It's more about artistic expression and creating a certain mood or theme.
You can start by looking on fanfiction.net. It has a large collection of fanfics from various fandoms, and there's a good chance you'll find some legoshi x oc fanfics there. Just use the search bar and type in the relevant keywords.
One idea could be a story where Legoshi and the OC meet in an unexpected place, like a hidden part of the school. The OC could be a new student who is a bit of an outcast, and Legoshi is drawn to their unique personality. They start to bond over their shared love for a particular type of music or art.
For sharing fanart on deviantart, first, create high - quality art. Then, sign up for an account on deviantart. After that, find the 'Upload' button on the site. Fill in details like the title, description, and relevant tags. Make sure to credit any original sources if your fanart is based on something else.
The 'big bang haru haru story' may be special because of the connection it creates between the group and their fans. 'Haru Haru' has been a song that fans have latched onto for years. The story could be about how the song has evolved over time in the eyes of the fans, from being just a catchy tune when it was first released to becoming an anthem of sorts for many. It could also be special in terms of the creative process. Maybe the members of Big Bang had a particular vision for the song, and the story could be about how they brought that vision to life, with all the trials and tribulations in the studio and the final result that we all know and love.
I'm not entirely sure which specific 'big bang haru haru story' you are referring to. Big Bang is a well - known K - pop group, and 'Haru Haru' is one of their songs. The song is quite popular and has a catchy melody. It might be about love and the bittersweet feelings that come with it.