In March Gerasimova returned to compete at International Gymnix. She placed fourth in the all-around behind Zoé Allaire-Bourgie of Canada, Asia D'Amato of Italy, and compatriot Viktoria Listunova. During event finals she placed first on uneven bars, eighth on balance beam, and third on floor exercise. The following month she competed at the City of Jesolo Trophy where she helped Russia place second in the team final behind Italy and individually she placed ninth in the all-around. During event finals she placed sixth on balance beam. In July she competed at the Russian National Championships where she placed fourth on uneven bars and tenth in the all-around due to not competing on floor exercise during the finals. In November Gerasimova competed at Elite Gym Massilia where she placed sixteenth in the all-around but won gold on balance beam. In December she competed at the Vornin Cup and won gold on the balance beam.
2019
Gerasimova competed at the City of Jesolo Trophy where she helped Russia win gold ahead of the United States. In the all-around, she won bronze behind American Konnor McClain and teammate Vladislava Urazova. In event finals she won silver on uneven bars behind Urazova and bronze on balance beam behind teammate Viktoria Listunova and Ciena Alipio of the United States. In May she competed at the Russian National Championships where she won bronze in the all-around behind Urazova and Listunova. She also qualified to three event finals where she won silver on uneven bars behind Urazova, silver on balance beam behind Yulia Nikolayeva, and placed fifth on floor exercise. In late June Gerasimova competed at the inaugural Junior World Championships alongside Viktoria Listunova and Vladislava Urazova. Together the team won gold, finishing 2.157 points ahead of second place China. Individually she was the fifth highest scoring gymnast but did not place due to both of her teammates scoring higher. She qualified to the balance beam and floor exercise finals. During event finals she placed first on balance beam and won bronze on floor exercise behind Listunova and Ou Yushan of China. In August Gerasimova competed at the Russian Cup, where, although she was a junior, she competed against senior gymnasts. After two days of competition she finished third in the all-around competition, behind fellow junior Vladislava Urazova and senior competitor Angelina Melnikova. On the second day of event finals Gerasimova won silver on balance beam, behind fellow junior Yana Vorona and won silver on floor exercise behind Urazova. In late November Gerasimova competed at the Top Gym tournament in Charleroi, Belgium on a team that was composed of compatriot Urazova and CanadiansNatasha Lopez and Jenna Sartoretto. She won bronze in the all-around behind Urazova and Ana Maria Barbosu of Romania but won gold on balance beam and in the team final.