• When X sings a very high note or with a lot of emotion, it causes the same as the screech of 4 •
• Once, when X and 4 set up a karaoke at their house, X knocked 4 out with his singing •
• X is the only one who has been able to do this to 4 •
• Despite this, 4 believes that X's voice is the most beautiful of all •
• Edit: I forgot to put the drawing jsksjsks •
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Headcanons 4x [BFB]
Fanfiction🌌 Book of Headcanons 🌌 💙 Some ideas about this beautiful math couple 💛 🌈 Some chapters have drawings made by me 🌈 🌃 Enjoy your reading! 🌃 • The characters do not belong to me, they belong to jacknjellify • • The drawing on the cover is mine...