Wu Fan smiles. “Say it. Wo ai ni.”
Chanyeol's lips twitch. “Um…wo.”
“Ai.” Wu Fan looks down at the book, pen marking little dots under the characters as he points at them.
“Ai.”
“Ni.”
“Ni.”
“Say it together.”
“Wo ai ni?”
“It's not a question,” Wu Fan smiles, flashing his gums. “Wo ai ni.”

Puzzle Pieces. (part one | two | three)
+ highly recommended because it's too perfect.