Troubles All Aboard

Mamoru Hitomi wakes up with Sakyo Shiori, who threatens to spread a photo. He offers her a consultant role to keep it quiet.

Hitomi joins "Jet Black" to fix turnover issues caused by the "Four Heavenly Kings." Erika, a loyal accountant, helps with insights.

Consultant Hitomi at Jet Black navigates office dynamics with Sakyo and faces a plot by jealous colleague Momoi.

Hitomi is trapped by Momoi but rescued by Sakyo. Momoi's plan fails, Sakyo falls ill before a key event, and Hitomi steps up to save the day.

Hitomi's high school ex, Hayami, joins Jet Black, impressing all except Sakyo. Sakyo challenges Hayami, causing tension as rivalry escalates.

Hitomi proposes system; Sakyo avoids. A scandalous photo leaks, risking termination. The leaker is found among Four Heavenly Kings.

Hitomi and Sakyo uncover Sumire's affair, causing chaos. Sumire targets Hitomi, plunging Jet Black into crisis.

Half the staff quits due to Sumire's rebellion. Sakyo and Hitomi bond. Former Heavenly Kings join forces to save the company.

Hitomi leaves Jet Black after Sumire quits, leaving the future with Sakyo uncertain.