Kate Beckett:  Hey , Lanie . What 's up ?
Lanie Parish: Your cause of death . The poison was a chemically synthesized , weaponized agent similar to the organic compound saxitoxin .
Kate Beckett: Saxitoxin ?
Lanie Parish: Mm - hm . It usually occurs in shellfish , but not this version . Whoever created this had access to a pretty sophisticated lab , and this _ one _ 's been supercharged . Speaking of supercharged , is it true that you 're with Eric Vaughn ? I mean , Kate , I know you love Castle and all , but girlfriend ...
Kate Beckett: Bye , Lanie .