Nobunaga has come across the most peculiar girl.  Her carefree attitude, while annoying, is addicting and she continues to spend time with her.  But hiding around the corner is an assassin from the old country continuing her mission.
The next thing I knew, it was just 
natural for me to be with her,
Sin darme cuenta,
Sin darme cuenta,
Quando me dei por mim, já era normal estar com ela