Guideverse

MC (Black-haired Esper/Uke) hates to be guided bec of horrible Guides he had. Gets horny/acts drunk when lacking guiding.
ML (Blond Guide/Seme) came to help MC because of MC's risk due to not being guided. Likes to be professional even with MC's advances.
ML & MC are past HS classmates
Recommended
Has bits of comedy

MC (C-class Guide) was suddenly asked to do an external mission when monsters unexpectedly rushed to their location.
ML (S-class Esper) was from another base and before the monsters appeared, he was ordering his troops to attack MC's group to scare them.
ML practically kidnapped MC.
Manipulative ML
Naive MC but has a questionable identity (MC doesn't know it)
Esper Seme
Guide Uke

MC (Guide/Uke) has bad exp with Espers so he tried having a normal person to have sex with.
ML (Esper/Seme) was chosen by MC. They had sex when suddenly ML revealed that MC was guiding unconsciously. MC walked out after knowing ML was an esper.
Love at first sight
ML is green-flag
Wholesome

A D-class Guide (MC) has no paired sentinel ever since he awoke at the age of 5.
An unknown sentinel went berserk and MC is within the vicinity of the havoc.
MC was saved by an actor (ML), who was then finally known as a sentinel after hiding it for so long. The ML wasn't just a sentinel but a very powerful sentinel.
Obsessive/Possessive ML
Consensual behaviour
Side Characters have 3D personalities
Still at early chapters