Coming Undone

Coming Undone is a story written by Roumonte Emi. It ran in Issue 28 at http://s2b2.livejournal.com/163308.html, and is mirrored at http://www.shousetsubangbang.com/mirror/coming-undone/.

Summary

From http://inceptanon2.livejournal.com/2986.html?thread=13058218: "a story about a man who uses his time-traveling ability to sleep with people multiple ways in one night and then reset it so they never did at all".