I understood "And I had told that to Jack so I felt seen" more as "I also had already told Jack the same thing so when I heard you telling Lucy I felt seen by you"
omggg I think you are right!😵💫 I hadn’t thought about it like that but the way she words it “i had said that to jack about you” actually makes so much sense! oh wow thanks for pointing this out currently freaking out ! 🤯