[1] A long-distance runner in her youth who also played tennis and soccer at school,[2] Morrison did not take up football until her father encouraged her to attend a Geelong trial in late 2016.

Morrison joined the Geelong Falcons, playing in the TAC Cup Girls, and represented Vic Country in the 2017 AFL Women's Under 18 Championships.

In 2018, Morrison won the TAC Cup Girls premiership with the Falcons and tied with Madison Prespakis for the league best and fairest with 16 votes.

[9] Morrison made her debut in the opening round of the season against Collingwood at GMHBA Stadium, where she was nominated for the AFL Women's Rising Star award after accumulating 22 disposals and eight tackles and kicking the winning behind in a best-on-ground performance.

[10] Morrison also polled the maximum ten votes in the AFLW Champion Player of the Year Award[11] and was named in women's.afl's Team of the Week.

[16][17][18] Morrison eventually returned to football in the opening round of 2022 season 6 and was named among Geelong's best players in its loss to North Melbourne.