Original Timeline Shiramine didn't got the memo, instead fulfilling promise to save her, he assisted suicide her, but given that most of the world and humanity got killed he was driven by rage, not exactly thinking straight I admit.
Finally, about time, after numerous cliché interruptions.
Looks like Pesty is also there for Seed Eight, was worried her being artificial not being alive...
Now, Diedhauser "duty" better not being something sinister