Julian Lee is listed as Amy's "partner" on a September 2021 rental application for 1080 Folsom St in SoMa. This was during Amy's Apple internship period.
What's Known
A phone number exists in the rental records. No other trace of Julian appears in Amy's emails. He is the person before Nalin Semwal.
What's Not Known
Everything else. Julian does not appear in diary entries, social media, or any other correspondence. He exists in Amy's documented life as a single line on a rental application and then disappears completely.