Mckenna Grace and Mason Thames star as love interests in Regretting You, but fans are just as obsessed with their off-screen romance, sparked by a viral TikTok kiss.

Regretting You centers on “Morgan Grant ( Allison Williams) and her daughter Clara ( Grace) as they explore what’s left behind after a devastating accident reveals a shocking betrayal and forces them to confront family secrets, redefine love, and rediscover each other.”

Colleen Hoover (and her books) aren't afraid to make a statement. BookTok is still reeling from Verity, while the rest of the internet can't stop talking about the Reminders of Him cast. Hoover's newest adaptation,