, titled "Clash: Part 1" , marks the beginning of the "Succession Contest" arc's descent into a bloody underworld war on the Black Whale [1, 2]. This chapter focuses on the internal power struggle between the three Kakin Mafia families—the Xi-Yu, Cha-R, and Heil-Ly—shifting the spotlight away from the Royal Princes to the organizations that support them [2, 3]. Chapter 390 Summary and Key Events
: The chapter concludes with a brutal skirmish where Hinrigh and his subordinates eliminate Heil-Ly assassins [2, 4]. This sequence establishes Hinrigh as a cold, efficient tactician and sets the stage for a three-way war between the Mafia families, the Phantom Troupe, and the Zodiacs [1, 3]. Key Characters in Chapter 390 , titled "Clash: Part 1" , marks the
: Xi-Yu members assisting Hinrigh; Lynch has a Nen ability that forces people to speak the truth when she punches them [1, 4]. This sequence establishes Hinrigh as a cold, efficient
: The leader of the Heil-Ly family whose nihilistic goals drive the current conflict [2]. the Phantom Troupe