I can't open it :(
Why not? Oh I forgot to say but just in case your scared to use the app you can get a VPN (they can be free) and use it on any illegal or virus prone apps. The link for Hyperventilation is: https://myreadingmanga.info/korean-bl-animation-hyperventilation-eng-vi-sub/2/?__cf_chl_jschl_tk__=6f78fb5637884289c83350db42aa9a8f636f5be7-1608689139-0-AeCKVqoGk7lG1IZgmB9GFONyNMxQsR4TdJZj40W5HfhbalQC4otKwWGHaQzeO4c9CcVIsTj3vd6Jn0_I3qF19JqVBjW1I5MNLJto8LWMM4jUk6JiPX-cXovX4qXC5r_voDioYuD_KycW5MvJTLy-8205xXopkrLY5Su7map9a5HRnM4hQiVSgqUiit_QEMoXbkhku3siOx9JjqZrIIf0uCReHsesdD1MNCUUC7-iTJjkDzV3skzlmQHBiw_E2rkJrUIFl05gXnL-fhSAjuwq6F2U2S1mqQDEsg00Zsc09gHYahEvKdL7G5WkCfiSDSoIl9_8q_TIGsihWHAoPPlW_jNooqIpMYxem_Omn5WdzlLdCg0qJfFjBMSShn4a3KmWKg
I hope that helped! <3 Oh and sorry for the late reply I was busy
I watched the animation and both the animation and manhwa are amazing (for those of you reading you can find the animation on myreadinganga