Ep. 4: Ling Ling's estranged sister Lang Lang returns after fleeing with rival Le Bled six months ago.

4

Lang Lang, the estranged sister of Ling Ling, makes an unexpected appearance at the Narutaki Detective agency. This visit follows a significant separation that began six months earlier, when she chose to leave alongside Le Bled, who is established as a rival to Narutaki. The sudden arrival brings unresolved history back into the spotlight, highlighting the complex personal dynamics between the characters involved. Her return marks a pivotal moment, reconnecting past events with the current situation at the agency and introducing the influence of the rival figure who accompanied her departure.