Darling in the Franxx

Darling in the Franxx is an original sci-fi romance and mecha anime series that aired in 2018.

The story is set in a dystopian future where humanity has been driven to near-extinction by giant beasts known as Klaxosaurs. Children are now artificially created and indoctrinated solely to pilot in pairs the only weapon able to harm these beats, giant mecha known as Franxx in order to defend humanity. The story follows two members of squad 13 of Plantation 13: Hiro, a former prodigy, and Zero Two, an elite pilot who happens to be a hybrid human that aspires to become entirely human.

Episode 2
The boys change clothes in the locker room.

Episode 3
Hiro stands in his underwear briefly.

Episode 4
Hiro takes a bath.

Episode 5
Goro puts his shirt on, after which he discovers a blue tumor-like growth growing on Hiro's chest.

Episode 7
Squad 13 is rewarded a vacation to a nearby beach.

Episode 8
Zero Two tricks the boys into seeing the girls in the bath, after which she steals everyone's clothes, causing Hiro to chase after her.

Episode 17
Mitsuru has a talk with Hiro, after which he consummates his relationship with Kokoro.

Episode 18
Mitsuru wakes up in just his underwear.

Episode 24
Hiro is briefly naked.