Here's what we know about a potential sequel to 'It Ends With Us' as rumors continue to swirl around a Blake Lively-Justin Baldoni feud

• The book sequel to "It Ends With Us" continues the story of Lily and Atlas's relationship.
• Colleen Hoover wrote "It Starts With Us" in 2022 after she was "inundated with requests" from fans.
• Here's what happens in the book and what's been said about a potential big-screen sequel.

Despite what the title may suggest, "It Ends With Us" is just the first chapter in Colleen Hoover's viral BookTok series.