Editor’s Note: This post has been updated to note the removal of the account where the accusation appeared.

Actor and singer Ansel Elgort has been accused of sexually assaulting a 17-year-old girl in 2014.

His accuser, identifying herself only as Gabby, posted on Twitter Friday morning a detailed account of how 26-year-old Elgort, best known for his film roles in “Baby Driver” and “Divergent” series, assaulted her after meeting her online.