The 3rd arc of the Re:Zero kara Hajimeru Isekai Seikatsu manga.

Having survived both his encounter with the demon beasts and the nigh endless week at Roswaal Manor, Subaru returns to the capital of Lugunica with Emilia and Rem. Reuniting with friends and foes alike in the city where it all began, Subaru also lays eyes on the other candidates for queen--Emilia's rivals! Can Emilia win against such formidable opponents? And how will Subaru react when he discovers the shocking identity of the final candidate?

(Source: Yen Press)

Includes 2 side stories.