forgot this manhwa about spiritual realm n cultivation PLS HELP

the red-headed female MC has lots of spiritual energy n her adopted grandpa gets killed by a cultivator.
she seeks revenge so she is determined to become a strong cultivator herself. she finds out the only way she can enter the elevator to go to the spiritual realm is to find a spiritual stone or smth which takes 2-3 yrs to find, which is waaaay too long so she climbs the mountain instead.(with her brute strength)
basically she becomes an outer cultivator n helps her roomie do physically exerting tasks cos the roomie helped her b4