Sakura shoulda ended up with best girl 10/10
It can still be possible.
Actually, it's probably happening even now and was always happening...
Sasuga is away a lot...
A women gets lonely...
She calls a platonic friend who also has nothing going on cause her love interest got nailed by a branch (and also because selling kunai knives in a literal fucking ninja village is not a smart business strategy. so the friend also has a lot of free time)
One thing leads to another...