Soulmate Marks September

Yearly September writing challenge/prompt list

[soulmark-september]

2026 Prompts: Soulmark September

@soulmark-september #soulmark-september

1 Red String of Fate 2 Hearing Soulmate's Thoughts 3 Soulmark (at Soulmate's Birth) 4 First Words 5 Multiple Soulmates 6 Black First Touch Soulmark/Turns Colorful 7 Countdown Soulmark 8 Colorblind Until Meeting 9 Bodyswap for a Day 10 Shared Pain 11 Shared Drawing/Writing Soulmark 12 Platonic Soulmates 13 Soulmark (at Adulthood) 14 Last Words Soulmark 15 Soulmark Skin Color 16 Shared Dreams 17 Feeling Soulmate's Emotions 18 Soulmark Appears at First Touch 19 Missing Color Until Meeting 20 Only One Soulmate Gets a Soulmark 21 Familial Soulmates 22 Shared Wounds 23 Swapped Section of Hair 24 Soulmark Rejection/Covering Soulmark 25 Last Touch Soulmark 26 Not Aging Until You Meet 27 Heterochromia/Swapped Eye 28 Name Soulmark 29 Distance Apart Soulmark 30 Lost Items go to Soulmate

Wildcards: Colorblind/Lost Color at Soulmate's Death, Shared Music, Soulmate's First Thought at Meeting Soulmark, Physical Sensations from Soulmate's Emotions

[soulmark-september]

Rules:

No theft (no AI/LLMs)

Tag R- and M- rated works, add a cut, and add a warning above the cut

Tag @soulmark-september

Add a read-more cut for longer works

Title or tag posts with the day and prompt (example layout in post below)

Turn on "Prevent third-party sharing" in your blog settings

Remember to keep your submissions accessible when possible; tag for flashing lights

Write what you like. Submissions accepted anytime! Submissions will be posted/reblogged on the day of the prompt. Late submissions also accepted, until next July.

Feel free to submit posts to multiple challenges

Non-writing media accepted (edits, fanart, original work, etc.)

You can combine multiple prompts into one post, simply title/tag it with each day you are doing. Do not post/submit the same post multiple times on each day. One post will not be reblogged multiple times.

You can also write multiple posts for one prompt/day. Title/tag all of them. If you would like them in a specific order, number them as well.

If there are prompts you would like to see, or you have other questions, please send an ask. If I do not respond to your ask within seven days, please send it again.

[soulmark-september]

Example post layout:

Lorem Ipsum / Soulmark September 1: Red Strings of Fate (NSFW)

@soulmark-september

Dolor sit amet, consectetur adipiscing elit, sed do eiusmod tempor incididunt ut labore et dolore magna aliqua. Ut enim ad minim veniam, quis nostrud exercitation ullamco laboris nisi ut aliquip ex ea commodo consequat. Duis aute irure dolor in reprehenderit in voluptate velit esse cillum dolore eu fugiat nulla pariatur. Excepteur sint occaecat cupidatat non proident, sunt in culpa qui officia deserunt mollit anim id est laborum. (Note that NSFW is all below cut)

-cut- (press enter, then "add read-more link," looks like this v)

Lorem ipsum dolor sit amet, consectetur adipiscing elit, sed do eiusmod tempor incididunt ut labore et dolore magna aliqua. Ut enim ad minim veniam, quis nostrud exercitation ullamco laboris nisi ut aliquip ex ea commodo consequat. Duis aute irure dolor in reprehenderit in voluptate velit esse cillum dolore eu fugiat nulla pariatur. Excepteur sint occaecat cupidatat non proident, sunt in culpa qui officia deserunt mollit anim id est laborum.

You can also @soulmark-september here

#NSFW #soulmark-september #1: red strings of fate #main/pov character #main character #main relationship #main relationship full names (ex. Zukka vs Sokka/Zuko) #fandom