Any recommendations for manga with cute, innocent-looking, yet crazy/posessive seme?

http://www.mangago.zone/read-manga/lover_boy_lezhin (possessive, unrequited love)
http://www.mangago.zone/read- Imanga/yondaime_ooyamato_tatsuyuki (not so possesie but kinda stalker I think)

* http://www.mangago.zone/read-manga/yondaime_ooyamato_tatsuyuki

My favorite little psychopath. http://www.mangago.zone/read-manga/ore_dake_mi_nai_to_xx_shichau_zo/

http://www.mangago.zone/read-manga/kokoro_o_korosu_houhou/ ╮(￣▽￣)╭