Anything by Kotetsuko Yamamoto might work for you, even if at some point the characters do have sex you gotta suffer through at least 30 chapters of them getting cockblocked (by others or themselves)
Anything by Kotetsuko Yamamoto might work for you, even if at some point the characters do have sex you gotta suffer through at least 30 chapters of them getting cockblocked (by others or themselves) heartbreakerz
Any ecchi/bl with some sexual tension but they never show it(post sex or just deliberately flirting but got interrupt everytime)?