RE: This.
I'm sorry, but I don't believe the above response answers precisely, or even correctly, the question posed.
This earlier post, however, does.
RE: Double Unexpected Betrayal
A topic from AEG's L5R CCG Rules forum, copied for Oracle of the Void from a copy of the forum saved in October 2015, so pages it didn't save are missing. Players' names are left out; the rules officials are named. Rulings are as they stood on these dates; later rulings, the rulebooks and the Rules Archive may differ.