I May Be a Guild Receptionist, but I’ll Solo Any Boss to Clock Out on Time Guild no Uketsukejou desu ga, Zangyou wa Iya nanode Boss wo Solo Toubatsu Shiyou to Omoimasu English Subbed

Alina thought she had found the perfect job as a guild receptionist. It’s stable, safe, and has a super cute uniform. But this dream gig turns into an overtime nightmare whenever adventurers get stuck clearing a dungeon. Tired of the long nights, Alina starts taking down the bosses herself! She even earns the name Executioner for her impressive skills. Can she keep her identity a secret?

(Source: Crunchyroll)