A person is holding a phone and smiling. It hints at a private adult-oriented moment continuing just beyond the frame.
Akari-chan "Manga Introductions" @adarutotyan1

SSS级混血美女一看到巨根就彻底变样。做起激情到不像日本人的猛烈性爱w 色情指数高得离谱，简直就是色神www