heeeeeeeeeeeeeeeellllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllloooooooooooooooooooooooo

I kn i have like 2 story but still i have to use this idea so guy tell me

WHAT SHOULD BE THE NAME FOR THE FANFIC BELOW????

_________ is the sister was a sister of L , whose was part of a gang called Infinite
L sended _________ a special mission to befriend with Infinite's enemie group
Teen Top
One of the member of Teen Top didn't like her but he falled for her charm.
She also falled for his.
But when it was time to betray Teen Top ,
would she do it and if she did , what would happen between he and them 'member'?