Because this Sakuya x Meiling is the most beautiful pairing in touhou,yes there is Marisa x Alice,etc etc.But this pairing make sure that how powerful is love,no matter who are you (Meiling is youkai,Sakuya is human(?)),no matter you're life is going to end,your lover will always with you,even if you die,your lover will always remember you forever....until met in the afterlife.
For more feel i add this : https://www.youtube.com/watch?v=so6ExplQlaY
Now execuse me,i want to go home,my eye are raining now ;_;
