Please give it a good rethink, it's not going to end well. Put yourself in her position; would you be happy if it's been done to you or your sister? Matthew 7:12 Therefore all things whatsoever ye would that men should do to you, do ye even so to them: for this is the law and the prophets.
There are better ways both of you can be of good help to each other than what you stated out here
When we where yet sinners CHRIST JESUS died for us. Pls you need Jesus for a rebirth

You have the best neighbor anyone could wish to have. Pls give it a second thought she has demonstrated what a genuine Christian character to you and you've read Christ in her;Nathaniel said can anything good come out of Nazareth? Philip responded COME AND see. 1. Accept Jesus 2. Follow her 3. If you are not satisfied with Nigeria pastors don't That should not stop you from following Jesus and find another gathering of the brethren.
We shall all stand before one day and give account of ourselves, Nigeria pastor hindered me from doing the right thing will not enough as an excuse. Pls come to Jesus thank you