premise: I'd ordered two flash drives.
initial: I walked down to the mailbox in the deep snow.
counterfactual: I walked out to the mailbox on this hot summer day.
original_ending: I was frustrated to find only one package. I was more frustrated to find both my items should have been in it. I called the shipper.
edited_ending: I was frustrated to only find one package in my mail box.I was even  more frustrated to find out only one of the flash drives was in it.I called the shipper.<SEP>I was frustrated to find only one package.I was more frustrated to find both my items should have been in it.I called the shipper.<SEP>I was frustrated to find only one package.I was more frustrated to find that my items were damaged in the heat.I called the shipper.