Volume 4 (Inazuma Jack to Yousei Jiken)

Volume 4 is the fourth volume of the Mahou Tsukai no Yome Shihen.75: Inazuma Jack to Yousei Jiken series. The series is published in Japanese by Mag Garden and Seven Seas Entertainment in English.

Publisher's Summary
Jack and Larry are busy dealing with the typical New York City troubles when an unusual drug case lands in their laps. The “flowers” drug not only gets users weirdly high, it also lets normal humans enter the faerie realm. Jack starts investigating, only to run right into the mysterious man in black again. What does he want to show Jack and Larry?

Chapters

 * Chapter 15
 * Chapter 16
 * Chapter 17
 * Chapter 18
 * Chapter 19