Shortly after hearing of L's death, 14 year-old Mihael Keehl, potential heir to his name, escapes Wammy's to begin his own investigation on who killed his mentor. Naomi Misora, a former FBI agent, has been experiencing some complications with her marriage. When two paths cross, everything changes. Endgame: Naomi/Mello.

The growth of Bolin and Korra's relationship from when she started dating Mako and eventually breaking up with him, to the struggles between Bolin and Korra when they began dating and their eventual marriage. They have come a long way, but sometimes, love pays a heavy price.