I haven't read a lot, but so far this one's my favorite... it's a we-write entry (I hope it qualifies)

https://steemit.com/wewrite/@free-reign/it-s-my-storm-wewrite-freewrite-week-4

I read all the entries too. The above post had the makings of a whodunnit -- my kind of genre to read. It left the story hanging and opened many more plots to add to the original storyline.