[9][10] At the French Championships, His won the gold medal in the junior all-around, and her Saint-Denis club team finished fifth.

The French junior team finished third, and His won the silver medal in the all-around behind Romanian gymnast Andreea Iridon.

[12] She was selected to compete at the Junior European Championships alongside Marine Boyer, Camille Bahl, Océane Pause, and Juliette Bossu, and the team finished seventh.

[15] She was initially selected to represent France at the 2014 Summer Youth Olympics; however, she withdrew due to an injury and was replaced by Camille Bahl.

[18] She then made her senior international debut at the City of Jesolo Trophy, and the French team finished fourth.

[25] She was then selected to compete at the World Championships alongside Marine Brevet, Anne Kuhm, Claire Martin, Valentine Pikul, and Louise Vanhille, and they finished tenth during the qualification round and qualified for the 2016 Olympic Test Event.

[31] His finished seventeenth in the all-around and fifth on vault, and she won the bronze medal on the uneven bars behind Ashton Locklear and Gabby Douglas.

[44] She returned to competition in 2017 at an internal test for the French National Team, but she tore her ACL and meniscus on her uneven bars dismount.