God loves you because we know that cause he sent his only son Jesus Christ to die for us and remember God's word is the Bible and is true.
John 10:10 says
the devil wants to kill steal and destroy.
And if you have the attitude that the devil can't hurt you well whoever told you that is a liar and
Revelation 12:9 says
Satan has decieved the whole entire world and he will continue to decieving you.
God will fight for you but you need to have the will to realize that God gave you the power to overcome sin.